Management of Pharoah, Inc., an aviation firm, is considering purchasing three aircraft for a total cost of $166,884,758. The company would lease the aircraft to an airline. Required rate of return is 17.99%. Cash flows from the proposed leases are shown in the following table. What is the IRR of this project? (Do not round discount factors. Round other intermediate calculations to 0 decimal places eg. 15 and final answer to 2 decimal places, eg. 5.25\%.) The IRR of this project is