Finding the Fourth Proportional to 23,152.38, 31,950.28 and 12,542.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.38 : 31,950.28 = 12,542.10 : x
2. Step 2: Convert to fraction form
   23,152.38/31,950.28 = 12,542.10/x
3. Step 3: Cross multiply
   23,152.38x = 31,950.28 × 12,542.10
4. Step 4: Simplify right side
   23,152.38x = 400,723,447.04
5. Step 5: Solve for x
   x = 400,723,447.04/23,152.38
6. Step 6: Final answer
   x = 17,308.09