Finding the Fourth Proportional to 57,196.98, 78,934.74 and 31,706.04

Step by Step Solution

1. Step 1: Write the proportion equation
   57,196.98 : 78,934.74 = 31,706.04 : x
2. Step 2: Convert to fraction form
   57,196.98/78,934.74 = 31,706.04/x
3. Step 3: Cross multiply
   57,196.98x = 78,934.74 × 31,706.04
4. Step 4: Simplify right side
   57,196.98x = 2,502,708,023.83
5. Step 5: Solve for x
   x = 2,502,708,023.83/57,196.98
6. Step 6: Final answer
   x = 43,755.95