Finding the Fourth Proportional to 80,724.09, 111,399.81 and 44,915.61

Step by Step Solution

1. Step 1: Write the proportion equation
   80,724.09 : 111,399.81 = 44,915.61 : x
2. Step 2: Convert to fraction form
   80,724.09/111,399.81 = 44,915.61/x
3. Step 3: Cross multiply
   80,724.09x = 111,399.81 × 44,915.61
4. Step 4: Simplify right side
   80,724.09x = 5,003,590,420.03
5. Step 5: Solve for x
   x = 5,003,590,420.03/80,724.09
6. Step 6: Final answer
   x = 61,983.86