My answer is incorrect, I dont understand! The answer is also... not 0!

The 2017 financial statements for Growth Industries are presented below INCOME STATEMENT, 2017 $ 260,000 180,000 $80,000 16,000 $ 64,000 22,400 $ 41,600 Sales Costs EBIT Interest expense Taxable income Taxes (at 35%) Net income Dividends Addition to retained earnings 12,480 29,120 BALANCE SHEET, YEAR -END, 2017 Liabilities Assets Current liabilities Current assets $ 9,000 14,000 27,000 50,000 200,000 Cash Accounts receivable Inventories Accounts payable Total current liabilities $ 16,000 $ 16,000 160,000 229Long-term debt Total current assets Stockholders' equity Net plant and equipment Common stock plus additional paid-in capital Retained earnings 15,000 59,000 $ 250,000 $ 250,00 Total liabilities and stockholders' equity Total assets Sales and costs are projected to grow at 20% a year for at least the next 4 years. Both current assets and accounts payable are projected to rise in proportion to sales. The firm is currently operating at 75% capacity, so it plans to increase fixed assets in proportion to sales. Interest expense will equal 10% of long-term debt outstanding at the start of the year. The firm will maintain a dividend payout ratio of 0.30 What is the required external financing over the next year? (Enter excess cash as a negative number with a minus sign.) Answer is complete but not entirely correct External financin $ 29,600