how do you get EFN?

The most recent financial statements for Fleury Inc., follow. sales for 2012 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, current assets, fixed assets and accounts payable increase spontaneously with sales. Total asset $406,220 Toatal liabilities and owners equity $406,220 If the firm is operation at full capacity and no new debt or equity is issued, what external financing is needed to support the 20 percent growth rate in sales? (Do not round intermediate calculations.) EFN $