Finding the Fourth Proportional to 25,142.76, 34,697.24 and 13,812.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,142.76 : 34,697.24 = 13,812.50 : x
2. Step 2: Convert to fraction form
   25,142.76/34,697.24 = 13,812.50/x
3. Step 3: Cross multiply
   25,142.76x = 34,697.24 × 13,812.50
4. Step 4: Simplify right side
   25,142.76x = 479,255,384.95
5. Step 5: Solve for x
   x = 479,255,384.95/25,142.76
6. Step 6: Final answer
   x = 19,061.37