Finding the Fourth Proportional to 83,506.82, 125,385.17 and 72,296.82

Step by Step Solution

1. Step 1: Write the proportion equation
   83,506.82 : 125,385.17 = 72,296.82 : x
2. Step 2: Convert to fraction form
   83,506.82/125,385.17 = 72,296.82/x
3. Step 3: Cross multiply
   83,506.82x = 125,385.17 × 72,296.82
4. Step 4: Simplify right side
   83,506.82x = 9,064,948,704.68
5. Step 5: Solve for x
   x = 9,064,948,704.68/83,506.82
6. Step 6: Final answer
   x = 108,553.40