Finding the Fourth Proportional to 81,264.88, 112,155.92 and 45,456.88

Step by Step Solution

1. Step 1: Write the proportion equation
   81,264.88 : 112,155.92 = 45,456.88 : x
2. Step 2: Convert to fraction form
   81,264.88/112,155.92 = 45,456.88/x
3. Step 3: Cross multiply
   81,264.88x = 112,155.92 × 45,456.88
4. Step 4: Simplify right side
   81,264.88x = 5,098,258,196.73
5. Step 5: Solve for x
   x = 5,098,258,196.73/81,264.88
6. Step 6: Final answer
   x = 62,736.30