Finding the Fourth Proportional to 25,025.31, 34,545.56 and 15,598.53

Step by Step Solution

1. Step 1: Write the proportion equation
   25,025.31 : 34,545.56 = 15,598.53 : x
2. Step 2: Convert to fraction form
   25,025.31/34,545.56 = 15,598.53/x
3. Step 3: Cross multiply
   25,025.31x = 34,545.56 × 15,598.53
4. Step 4: Simplify right side
   25,025.31x = 538,859,876.03
5. Step 5: Solve for x
   x = 538,859,876.03/25,025.31
6. Step 6: Final answer
   x = 21,532.60