Finding the Fourth Proportional to 58,772.30, 81,105.93 and 31,915.25

Step by Step Solution

1. Step 1: Write the proportion equation
   58,772.30 : 81,105.93 = 31,915.25 : x
2. Step 2: Convert to fraction form
   58,772.30/81,105.93 = 31,915.25/x
3. Step 3: Cross multiply
   58,772.30x = 81,105.93 × 31,915.25
4. Step 4: Simplify right side
   58,772.30x = 2,588,516,032.43
5. Step 5: Solve for x
   x = 2,588,516,032.43/58,772.30
6. Step 6: Final answer
   x = 44,043.13