Finding the Fourth Proportional to 88,155.48, 121,654.72 and 47,868.68

Step by Step Solution

1. Step 1: Write the proportion equation
   88,155.48 : 121,654.72 = 47,868.68 : x
2. Step 2: Convert to fraction form
   88,155.48/121,654.72 = 47,868.68/x
3. Step 3: Cross multiply
   88,155.48x = 121,654.72 × 47,868.68
4. Step 4: Simplify right side
   88,155.48x = 5,823,450,862.17
5. Step 5: Solve for x
   x = 5,823,450,862.17/88,155.48
6. Step 6: Final answer
   x = 66,058.86