Finding the Fourth Proportional to 57,061.29, 85,612.20 and 25,468.47

Step by Step Solution

1. Step 1: Write the proportion equation
   57,061.29 : 85,612.20 = 25,468.47 : x
2. Step 2: Convert to fraction form
   57,061.29/85,612.20 = 25,468.47/x
3. Step 3: Cross multiply
   57,061.29x = 85,612.20 × 25,468.47
4. Step 4: Simplify right side
   57,061.29x = 2,180,411,747.33
5. Step 5: Solve for x
   x = 2,180,411,747.33/57,061.29
6. Step 6: Final answer
   x = 38,211.75