Finding the Fourth Proportional to 54,013.94, 80,966.22 and 25,892.78

Step by Step Solution

1. Step 1: Write the proportion equation
   54,013.94 : 80,966.22 = 25,892.78 : x
2. Step 2: Convert to fraction form
   54,013.94/80,966.22 = 25,892.78/x
3. Step 3: Cross multiply
   54,013.94x = 80,966.22 × 25,892.78
4. Step 4: Simplify right side
   54,013.94x = 2,096,440,521.89
5. Step 5: Solve for x
   x = 2,096,440,521.89/54,013.94
6. Step 6: Final answer
   x = 38,812.95