please show all work and formulas

The most recent financial statements for Retro Machine, Inc. follow. Sales for 2021 are projected to grow by 20 percent. Interest expense will remain constant: the tax rate and the dividend payout rate will also remain constant. Costs, other expenses, curren assets, fixed assets, and accounts payable increase spontaneously with sales. RETRO MACHINE, INC. 2020 Income Statement Sales Costs Other expenses $750,000 585,000 21.000 Earnings before interest and taxes Interest paid $ 144,000 17.000 Taxable income Taxes (22%) $ 127,000 27,940 Net Income $ 99,060 Dividends Addition to retained earnings $ 29,718 69.342 RETRO MACHINE, INC. Balance Sheet as of December 31, 2020 Assets Labilities and Owners' Equity Current assets Current liabilities Cash $ 20,940 Accounts payable $ 55,100 Accounts recevable 43,880 Notes payable 14 300 Inventory 94,960 Total $ 69,400 Total $ 159.780 Long term debt $ 133,000 Fixed assets Net plant and equipment Owners equity $426,000 Common stock and paid-In $ 116.000 surplus Retained earnings 267380 Total $383.380 Total assets $585780 Total abilities and owners equity $585.780 If the firm is operating at full capacity and no new debt or equity is issued, what is the external financing needed to support the 20 percent growth rate in sales? (Do not round intermediate calculations)