Finding the Fourth Proportional to 72,258.97, 99,757.56 and 43,585.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,258.97 : 99,757.56 = 43,585.86 : x
2. Step 2: Convert to fraction form
   72,258.97/99,757.56 = 43,585.86/x
3. Step 3: Cross multiply
   72,258.97x = 99,757.56 × 43,585.86
4. Step 4: Simplify right side
   72,258.97x = 4,348,019,336.47
5. Step 5: Solve for x
   x = 4,348,019,336.47/72,258.97
6. Step 6: Final answer
   x = 60,172.73