Finding the Fourth Proportional to 87,398.52, 120,610.80 and 49,673.04

Step by Step Solution

1. Step 1: Write the proportion equation
   87,398.52 : 120,610.80 = 49,673.04 : x
2. Step 2: Convert to fraction form
   87,398.52/120,610.80 = 49,673.04/x
3. Step 3: Cross multiply
   87,398.52x = 120,610.80 × 49,673.04
4. Step 4: Simplify right side
   87,398.52x = 5,991,105,092.83
5. Step 5: Solve for x
   x = 5,991,105,092.83/87,398.52
6. Step 6: Final answer
   x = 68,549.27