Finding the Fourth Proportional to 8,300.80, 12,454.85 and 4,404.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300.80 : 12,454.85 = 4,404.25 : x
2. Step 2: Convert to fraction form
   8,300.80/12,454.85 = 4,404.25/x
3. Step 3: Cross multiply
   8,300.80x = 12,454.85 × 4,404.25
4. Step 4: Simplify right side
   8,300.80x = 54,854,251.09
5. Step 5: Solve for x
   x = 54,854,251.09/8,300.80
6. Step 6: Final answer
   x = 6,608.31