Finding the Fourth Proportional to 10,862.52, 14,990.49 and 7,088.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,862.52 : 14,990.49 = 7,088.10 : x
2. Step 2: Convert to fraction form
   10,862.52/14,990.49 = 7,088.10/x
3. Step 3: Cross multiply
   10,862.52x = 14,990.49 × 7,088.10
4. Step 4: Simplify right side
   10,862.52x = 106,254,092.17
5. Step 5: Solve for x
   x = 106,254,092.17/10,862.52
6. Step 6: Final answer
   x = 9,781.72