ESTA Inc. has a beta of $0\mathrm{.}63,$ the market value of equity of $$70,000,000$ and the market value of debt of $$33,000,000.$ The corporate tax rate is $25\%.$ The expected return on stock market is $7\mathrm{.}3\%,$ while the current interest rate on T$-$bonds is $3\%.$ ESTA is planning an increase in leverage by issuing bonds for $$17,000,000$ and repurchasing stocks for the same amount. Estimate new cost of equity for this firm.