Assume an individual makes a lump sum investment at the beginning of year one of $$397,200.$ The expected return on this investment $($received at each year$-$end$)$ is as follows.

Year $1$: $144,400$

Year $2$: $89,500$

Year $3$: $189,600$

Year $4$: $172,000$

What is the IRR of the investment under consideration?

Round the answer to two decimal places in percentage form. $($Write the percentage sign in the "units" box$)$