Finding the Fourth Proportional to 9,578.83, 14,363.39 and 4,380.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,578.83 : 14,363.39 = 4,380.25 : x
2. Step 2: Convert to fraction form
   9,578.83/14,363.39 = 4,380.25/x
3. Step 3: Cross multiply
   9,578.83x = 14,363.39 × 4,380.25
4. Step 4: Simplify right side
   9,578.83x = 62,915,217.15
5. Step 5: Solve for x
   x = 62,915,217.15/9,578.83
6. Step 6: Final answer
   x = 6,568.15