The Optical Scam Company has forecast a sales growth of 25 percent for next year. The current financial statements are shown here: Income Statement Sales Costs $30,900,000 26,000,300 Taxable income Taxes $ 4,899,700 1,714,895 Net income $ 3,184,805 Dividends Addition to retained earnings $ 1,273,922 1,910,883 Balance Sheet Assets Liabilities and Owners' Equity Current assets $ 7,250,000 Accounts payable $ 5,562,000 Long-term debt 5,253,000 Fixed assets 17,161,000 Common stock Accumulated retained earnings $ 2,837,000 10,759,000 Total equity $ 13,596,000 Total assets $ 24,411,000 Total liabilities and equity $ 24,411,000 a. Using the equation from the chapter, calculate the external financing needed for next year. (DO not round intermediate calculations and round your answer to the nearest whole dollar amount, e.g., 32.) External financing needed $ 4,043,441 c. Calculate the sustainable growth rate for the company based on the current financial statements. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Sustainable growth rate 23.06%