Finding the Fourth Proportional to 103,607.91, 142,359.32 and 82,350.27

Step by Step Solution

1. Step 1: Write the proportion equation
   103,607.91 : 142,359.32 = 82,350.27 : x
2. Step 2: Convert to fraction form
   103,607.91/142,359.32 = 82,350.27/x
3. Step 3: Cross multiply
   103,607.91x = 142,359.32 × 82,350.27
4. Step 4: Simplify right side
   103,607.91x = 11,723,328,644.89
5. Step 5: Solve for x
   x = 11,723,328,644.89/103,607.91
6. Step 6: Final answer
   x = 113,150.90