Finding the Fourth Proportional to 12,597.96, 17,382.04 and 8,116.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,597.96 : 17,382.04 = 8,116.32 : x
2. Step 2: Convert to fraction form
   12,597.96/17,382.04 = 8,116.32/x
3. Step 3: Cross multiply
   12,597.96x = 17,382.04 × 8,116.32
4. Step 4: Simplify right side
   12,597.96x = 141,078,198.89
5. Step 5: Solve for x
   x = 141,078,198.89/12,597.96
6. Step 6: Final answer
   x = 11,198.50