I need help to create a payback period based on these financial analysis!!

Starups 200.000 Implementation Cost 500,000 Product Development 20,000 Delivery & Support 400,000 Sales Cost 110,130 Operational Development cost 12,000 Sales & Marketing expenses 1.242,130 Total Sales Projections (SAR) Year 3 Year 2 1,320,000 850,500 900,000 220,000 2.220,000 1,070,500 Year! 550,000 Promotion Revenues 70.000 Subscription Revenues 620,000 Total Revenues Year 3 1.320,000 900,000 2.220,000 550.00 100,000 76,000 500.000 120,000 296,000 1.424,000 80.000 0 80,000 1,344,000 537600 806,400 Income statement 3-Years Year 2 Year! $50,500 550,000 General Revenues 220,000 70,000 Maintenance Revenues 1,070,500 620,000 Total Revenues 400,000 200.000 Implementation Cost 350,000 500,000 Product Development 44,000 20,000 Delivery & Support 400.000 400.000 Sales Cost 110,130 110,130 Operational Development Cost 1.304, 130 1230,130 Total Cost of Goods Sold 213,630 -610,130 Gorses Profit 15.550 12,000 Sales & Marketing expenses 0 0 General & Administrative Expenses 35,550 12,000 Total Operating expenses -269,180 -622,130 Operating Profit -107.672 -248852 Tax@ 40% -161,508 442,130 Net income loss Cash Flow Year3 Year 2 Year! 806,400 -161,508 422,130 Net Income Loss 806,400 -161,508 -422,130 Cash Flow from Operating activities 0 0 Cash Flow from Investing activities 2.500,000 Capital Invested 0 2.500,000 Cash Flow From Financing Activities 1,916,362 2,077,870 Cash the Beginning of the period 2722762 1.916,362 2,077,870 Net Cash Balance Balance Sheet Year 3 Year? Year! 2.722.762 1.916,362 2,077,870 Cash 2.722.762 1.916,362 2.077,870 Total Assets 1,916,362 2,077,870 2.500,000 Capital 806,400 -161,508 -442.130 Net Income 2.722,762 1.916,362 2.077,870 Total Liabilities & Equity Starups 200.000 Implementation Cost 500,000 Product Development 20,000 Delivery & Support 400,000 Sales Cost 110,130 Operational Development cost 12,000 Sales & Marketing expenses 1.242,130 Total Sales Projections (SAR) Year 3 Year 2 1,320,000 850,500 900,000 220,000 2.220,000 1,070,500 Year! 550,000 Promotion Revenues 70.000 Subscription Revenues 620,000 Total Revenues Year 3 1.320,000 900,000 2.220,000 550.00 100,000 76,000 500.000 120,000 296,000 1.424,000 80.000 0 80,000 1,344,000 537600 806,400 Income statement 3-Years Year 2 Year! $50,500 550,000 General Revenues 220,000 70,000 Maintenance Revenues 1,070,500 620,000 Total Revenues 400,000 200.000 Implementation Cost 350,000 500,000 Product Development 44,000 20,000 Delivery & Support 400.000 400.000 Sales Cost 110,130 110,130 Operational Development Cost 1.304, 130 1230,130 Total Cost of Goods Sold 213,630 -610,130 Gorses Profit 15.550 12,000 Sales & Marketing expenses 0 0 General & Administrative Expenses 35,550 12,000 Total Operating expenses -269,180 -622,130 Operating Profit -107.672 -248852 Tax@ 40% -161,508 442,130 Net income loss Cash Flow Year3 Year 2 Year! 806,400 -161,508 422,130 Net Income Loss 806,400 -161,508 -422,130 Cash Flow from Operating activities 0 0 Cash Flow from Investing activities 2.500,000 Capital Invested 0 2.500,000 Cash Flow From Financing Activities 1,916,362 2,077,870 Cash the Beginning of the period 2722762 1.916,362 2,077,870 Net Cash Balance Balance Sheet Year 3 Year? Year! 2.722.762 1.916,362 2,077,870 Cash 2.722.762 1.916,362 2.077,870 Total Assets 1,916,362 2,077,870 2.500,000 Capital 806,400 -161,508 -442.130 Net Income 2.722,762 1.916,362 2.077,870 Total Liabilities & Equity