Beranek Corp has $$810,000$ of assets $($which equal total invested capital$),$ and it uses no debt$-$it is financed only with common equity. The new CFO wants employ enough debt to raise the total debt to total capital ratio to $35\%,$ using the proceeds from borrowing to buy back common stock at its book value. Hov much must the firm borrow to achieve the target debt ratio?

a$.$ $$283,500$

b$.$ $$141,750$

c$.$ $$600,000$

d$.$ $$526,500$

e$.$ $$1,093,500$