Finding the Fourth Proportional to 8,443.98, 12,659.15 and 3,517.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.98 : 12,659.15 = 3,517.32 : x
2. Step 2: Convert to fraction form
   8,443.98/12,659.15 = 3,517.32/x
3. Step 3: Cross multiply
   8,443.98x = 12,659.15 × 3,517.32
4. Step 4: Simplify right side
   8,443.98x = 44,526,263.89
5. Step 5: Solve for x
   x = 44,526,263.89/8,443.98
6. Step 6: Final answer
   x = 5,273.14