Finding the Fourth Proportional to 8,280.08, 12,385.94 and 7,550.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,280.08 : 12,385.94 = 7,550.17 : x
2. Step 2: Convert to fraction form
   8,280.08/12,385.94 = 7,550.17/x
3. Step 3: Cross multiply
   8,280.08x = 12,385.94 × 7,550.17
4. Step 4: Simplify right side
   8,280.08x = 93,515,883.89
5. Step 5: Solve for x
   x = 93,515,883.89/8,280.08
6. Step 6: Final answer
   x = 11,294.09