Finding the Fourth Proportional to 11,070.92, 15,291.10 and 8,081.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,070.92 : 15,291.10 = 8,081.96 : x
2. Step 2: Convert to fraction form
   11,070.92/15,291.10 = 8,081.96/x
3. Step 3: Cross multiply
   11,070.92x = 15,291.10 × 8,081.96
4. Step 4: Simplify right side
   11,070.92x = 123,582,058.56
5. Step 5: Solve for x
   x = 123,582,058.56/11,070.92
6. Step 6: Final answer
   x = 11,162.76