Finding the Fourth Proportional to 57,342.32, 79,129.71 and 31,850.34

Step by Step Solution

1. Step 1: Write the proportion equation
   57,342.32 : 79,129.71 = 31,850.34 : x
2. Step 2: Convert to fraction form
   57,342.32/79,129.71 = 31,850.34/x
3. Step 3: Cross multiply
   57,342.32x = 79,129.71 × 31,850.34
4. Step 4: Simplify right side
   57,342.32x = 2,520,308,167.60
5. Step 5: Solve for x
   x = 2,520,308,167.60/57,342.32
6. Step 6: Final answer
   x = 43,951.97