Finding the Fourth Proportional to 54,111.31, 81,123.25 and 22,545.15

Step by Step Solution

1. Step 1: Write the proportion equation
   54,111.31 : 81,123.25 = 22,545.15 : x
2. Step 2: Convert to fraction form
   54,111.31/81,123.25 = 22,545.15/x
3. Step 3: Cross multiply
   54,111.31x = 81,123.25 × 22,545.15
4. Step 4: Simplify right side
   54,111.31x = 1,828,935,839.74
5. Step 5: Solve for x
   x = 1,828,935,839.74/54,111.31
6. Step 6: Final answer
   x = 33,799.51