Find the internal rate of return (IRR) for a proposed project costing $18,482. Assume that the estimated cash flows for the life of the project are found in the table below. Please format your answer without the % symbol (i.e. for 20.22 %, you would simply enter 20.22), and include two decimal places. t t t3 t4 t5 6,191 3,222 9,196 7,943 12,345