Finding the Fourth Proportional to 54,061.20, 81,046.98 and 33,240.96

Step by Step Solution

1. Step 1: Write the proportion equation
   54,061.20 : 81,046.98 = 33,240.96 : x
2. Step 2: Convert to fraction form
   54,061.20/81,046.98 = 33,240.96/x
3. Step 3: Cross multiply
   54,061.20x = 81,046.98 × 33,240.96
4. Step 4: Simplify right side
   54,061.20x = 2,694,079,420.30
5. Step 5: Solve for x
   x = 2,694,079,420.30/54,061.20
6. Step 6: Final answer
   x = 49,833.88