Finding the Fourth Proportional to 57,084.52, 78,776.86 and 31,934.04

Step by Step Solution

1. Step 1: Write the proportion equation
   57,084.52 : 78,776.86 = 31,934.04 : x
2. Step 2: Convert to fraction form
   57,084.52/78,776.86 = 31,934.04/x
3. Step 3: Cross multiply
   57,084.52x = 78,776.86 × 31,934.04
4. Step 4: Simplify right side
   57,084.52x = 2,515,663,398.31
5. Step 5: Solve for x
   x = 2,515,663,398.31/57,084.52
6. Step 6: Final answer
   x = 44,069.10