Finding the Fourth Proportional to 16,540.50, 22,825.89 and 9,088.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,540.50 : 22,825.89 = 9,088.50 : x
2. Step 2: Convert to fraction form
   16,540.50/22,825.89 = 9,088.50/x
3. Step 3: Cross multiply
   16,540.50x = 22,825.89 × 9,088.50
4. Step 4: Simplify right side
   16,540.50x = 207,453,101.27
5. Step 5: Solve for x
   x = 207,453,101.27/16,540.50
6. Step 6: Final answer
   x = 12,542.13