Finding the Fourth Proportional to 80,723.79, 111,396.06 and 44,915.31

Step by Step Solution

1. Step 1: Write the proportion equation
   80,723.79 : 111,396.06 = 44,915.31 : x
2. Step 2: Convert to fraction form
   80,723.79/111,396.06 = 44,915.31/x
3. Step 3: Cross multiply
   80,723.79x = 111,396.06 × 44,915.31
4. Step 4: Simplify right side
   80,723.79x = 5,003,388,567.68
5. Step 5: Solve for x
   x = 5,003,388,567.68/80,723.79
6. Step 6: Final answer
   x = 61,981.59