Finding the Fourth Proportional to 89,892.92, 124,046.88 and 49,610.47

Step by Step Solution

1. Step 1: Write the proportion equation
   89,892.92 : 124,046.88 = 49,610.47 : x
2. Step 2: Convert to fraction form
   89,892.92/124,046.88 = 49,610.47/x
3. Step 3: Cross multiply
   89,892.92x = 124,046.88 × 49,610.47
4. Step 4: Simplify right side
   89,892.92x = 6,154,024,018.83
5. Step 5: Solve for x
   x = 6,154,024,018.83/89,892.92
6. Step 6: Final answer
   x = 68,459.50