Finding the Fourth Proportional to 87,167.52, 120,291.12 and 49,441.68

Step by Step Solution

1. Step 1: Write the proportion equation
   87,167.52 : 120,291.12 = 49,441.68 : x
2. Step 2: Convert to fraction form
   87,167.52/120,291.12 = 49,441.68/x
3. Step 3: Cross multiply
   87,167.52x = 120,291.12 × 49,441.68
4. Step 4: Simplify right side
   87,167.52x = 5,947,395,061.88
5. Step 5: Solve for x
   x = 5,947,395,061.88/87,167.52
6. Step 6: Final answer
   x = 68,229.49