Finding the Fourth Proportional to 23,142.86, 31,937.19 and 12,532.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,142.86 : 31,937.19 = 12,532.50 : x
2. Step 2: Convert to fraction form
   23,142.86/31,937.19 = 12,532.50/x
3. Step 3: Cross multiply
   23,142.86x = 31,937.19 × 12,532.50
4. Step 4: Simplify right side
   23,142.86x = 400,252,696.85
5. Step 5: Solve for x
   x = 400,252,696.85/23,142.86
6. Step 6: Final answer
   x = 17,294.86