Finding the Fourth Proportional to 57,914.52, 86,915.46 and 42,372.24

Step by Step Solution

1. Step 1: Write the proportion equation
   57,914.52 : 86,915.46 = 42,372.24 : x
2. Step 2: Convert to fraction form
   57,914.52/86,915.46 = 42,372.24/x
3. Step 3: Cross multiply
   57,914.52x = 86,915.46 × 42,372.24
4. Step 4: Simplify right side
   57,914.52x = 3,682,802,730.83
5. Step 5: Solve for x
   x = 3,682,802,730.83/57,914.52
6. Step 6: Final answer
   x = 63,590.32