AllCity, Inc., is financed 41% with debt, 14% with preferred stock, and 45% with common stock. Its cost of debt is 5.7%, its preferred stock pays an annual dividend of $2.48 and is priced at $32 It has an equity beta of 1.19. Assume the risk-free rate is 1.8%, the market risk premium is 6.6% and AllCity's tax rate is 35%. What is its after-tax WACC? Note: Assume that the firm will always be able to utilize its full interest tax shield. The WACC is 7.72 %. (Round to two decimal places.)