i want to find the maximum that should be paid. please provide the steps!

C D F G 1 Price per share Price per share at purchase (S) at sale (S) 43.9 70.8 Year E Dividends per share (S) 0.41 0.19 0:35 2014 2015 2016 shares purchased NPV = Maximum that should be paid = Rate of return 610 2063.31 4 6 18% NMOON 8 9 Year 0 1 2 3 Cash Flow -26779 250.1 115.9 43401.5 15% 0.15 10 11 12 Rate 18 14 15 15