Finding the Fourth Proportional to 82,231.62, 113,285.43 and 67,797.42

Step by Step Solution

1. Step 1: Write the proportion equation
   82,231.62 : 113,285.43 = 67,797.42 : x
2. Step 2: Convert to fraction form
   82,231.62/113,285.43 = 67,797.42/x
3. Step 3: Cross multiply
   82,231.62x = 113,285.43 × 67,797.42
4. Step 4: Simplify right side
   82,231.62x = 7,680,459,877.59
5. Step 5: Solve for x
   x = 7,680,459,877.59/82,231.62
6. Step 6: Final answer
   x = 93,400.32