Determine the present worth (at time 0) of the following series of cash flows using a geometric gradient. The real interest rate is 6% per year EOY 25 Cash Flow $1,000 $1,100 $1,210 $1,331 $8,140 Click the icon to view the interest and annuity table for discrete compounding when 6% per year The PW of the series of cash flows is $L. Round to the nearest dolla