Finding the Fourth Proportional to 72,359.88, 99,878.31 and 44,079.54

Step by Step Solution

1. Step 1: Write the proportion equation
   72,359.88 : 99,878.31 = 44,079.54 : x
2. Step 2: Convert to fraction form
   72,359.88/99,878.31 = 44,079.54/x
3. Step 3: Cross multiply
   72,359.88x = 99,878.31 × 44,079.54
4. Step 4: Simplify right side
   72,359.88x = 4,402,589,960.78
5. Step 5: Solve for x
   x = 4,402,589,960.78/72,359.88
6. Step 6: Final answer
   x = 60,842.97