Finding the Fourth Proportional to 82,331.83, 113,559.53 and 69,701.91

Step by Step Solution

1. Step 1: Write the proportion equation
   82,331.83 : 113,559.53 = 69,701.91 : x
2. Step 2: Convert to fraction form
   82,331.83/113,559.53 = 69,701.91/x
3. Step 3: Cross multiply
   82,331.83x = 113,559.53 × 69,701.91
4. Step 4: Simplify right side
   82,331.83x = 7,915,316,139.70
5. Step 5: Solve for x
   x = 7,915,316,139.70/82,331.83
6. Step 6: Final answer
   x = 96,139.20