Finding the Fourth Proportional to 17,500.61, 24,150.99 and 9,542.90

Step by Step Solution

1. Step 1: Write the proportion equation
   17,500.61 : 24,150.99 = 9,542.90 : x
2. Step 2: Convert to fraction form
   17,500.61/24,150.99 = 9,542.90/x
3. Step 3: Cross multiply
   17,500.61x = 24,150.99 × 9,542.90
4. Step 4: Simplify right side
   17,500.61x = 230,470,361.72
5. Step 5: Solve for x
   x = 230,470,361.72/17,500.61
6. Step 6: Final answer
   x = 13,169.28