Finding the Fourth Proportional to 80,300.99, 110,818.85 and 44,490.89

Step by Step Solution

1. Step 1: Write the proportion equation
   80,300.99 : 110,818.85 = 44,490.89 : x
2. Step 2: Convert to fraction form
   80,300.99/110,818.85 = 44,490.89/x
3. Step 3: Cross multiply
   80,300.99x = 110,818.85 × 44,490.89
4. Step 4: Simplify right side
   80,300.99x = 4,930,428,488.73
5. Step 5: Solve for x
   x = 4,930,428,488.73/80,300.99
6. Step 6: Final answer
   x = 61,399.35