Finding the Fourth Proportional to 23,112.88, 31,895.76 and 12,502.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,112.88 : 31,895.76 = 12,502.50 : x
2. Step 2: Convert to fraction form
   23,112.88/31,895.76 = 12,502.50/x
3. Step 3: Cross multiply
   23,112.88x = 31,895.76 × 12,502.50
4. Step 4: Simplify right side
   23,112.88x = 398,776,739.40
5. Step 5: Solve for x
   x = 398,776,739.40/23,112.88
6. Step 6: Final answer
   x = 17,253.44