Yarratu Signs has sales of $84,300 net income of $16,860, total assets of $421,500, and total debt of $168,600. Assets and costs are proportional to sales. Debt and equity are not. No dividends or taxes are paid. Next year's sales are projected to be $90,201. What is the amount of the external financing needed? Multiple Choice $29,505 $288,643 O O $11,465 $18.01 $18,041 O O $180,402