Finding the Fourth Proportional to 8,280.66, 12,413.98 and 3,597.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,280.66 : 12,413.98 = 3,597.12 : x
2. Step 2: Convert to fraction form
   8,280.66/12,413.98 = 3,597.12/x
3. Step 3: Cross multiply
   8,280.66x = 12,413.98 × 3,597.12
4. Step 4: Simplify right side
   8,280.66x = 44,654,575.74
5. Step 5: Solve for x
   x = 44,654,575.74/8,280.66
6. Step 6: Final answer
   x = 5,392.63