Finding the Fourth Proportional to 124,892.67, 172,354.83 and 71,182.68

Step by Step Solution

1. Step 1: Write the proportion equation
   124,892.67 : 172,354.83 = 71,182.68 : x
2. Step 2: Convert to fraction form
   124,892.67/172,354.83 = 71,182.68/x
3. Step 3: Cross multiply
   124,892.67x = 172,354.83 × 71,182.68
4. Step 4: Simplify right side
   124,892.67x = 12,268,678,888.30
5. Step 5: Solve for x
   x = 12,268,678,888.30/124,892.67
6. Step 6: Final answer
   x = 98,233.78