Finding the Fourth Proportional to 22,887.50, 31,585.24 and 12,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,887.50 : 31,585.24 = 12,951.50 : x
2. Step 2: Convert to fraction form
   22,887.50/31,585.24 = 12,951.50/x
3. Step 3: Cross multiply
   22,887.50x = 31,585.24 × 12,951.50
4. Step 4: Simplify right side
   22,887.50x = 409,076,235.86
5. Step 5: Solve for x
   x = 409,076,235.86/22,887.50
6. Step 6: Final answer
   x = 17,873.35