Finding the Fourth Proportional to 80,665.98, 111,314.46 and 44,855.21

Step by Step Solution

1. Step 1: Write the proportion equation
   80,665.98 : 111,314.46 = 44,855.21 : x
2. Step 2: Convert to fraction form
   80,665.98/111,314.46 = 44,855.21/x
3. Step 3: Cross multiply
   80,665.98x = 111,314.46 × 44,855.21
4. Step 4: Simplify right side
   80,665.98x = 4,993,033,925.83
5. Step 5: Solve for x
   x = 4,993,033,925.83/80,665.98
6. Step 6: Final answer
   x = 61,897.64