Tipsy Bar and Grill is considering including a new coffee machine in this year's capital budget. The cash outlay for the machine is $2,860. The firm's cost of capital is 8.7%. After-tax cash flows, including depreciation, are as shown in the following table. Calculate the modified internal rate of return (MIRR) for the project. End of Year Cash Flow (S) 1 590 2 590 3 590 4 590 5 590 6 590 590 590 590 7 8 9