The Omega Venture Group needs to borrow to finance a project. Repayment of the loan involves payments of $$4,700$ at the end of every six months for three years. No payments are to be made during the development period of seven years. Interest is $3\%$ compounded annually.

$($a$)$ How much should the Group borrow?

$($b$)$ What amount will be repaid?

$($c$)$ How much of that amount will be interest?

a$)$ The Group should borrow $

$($Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.$)$