Find the internal rate of return (IRR) for a proposed project costing $582,273. 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.

t1	67,309
t2	72,865
t3	69,933
t4	104,873
t5	195,764
t6	96,670
t7	61,646
t8	69,206