Finding the Fourth Proportional to 12,397.59, 18,597.56 and 3,513.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,397.59 : 18,597.56 = 3,513.10 : x
2. Step 2: Convert to fraction form
   12,397.59/18,597.56 = 3,513.10/x
3. Step 3: Cross multiply
   12,397.59x = 18,597.56 × 3,513.10
4. Step 4: Simplify right side
   12,397.59x = 65,335,088.04
5. Step 5: Solve for x
   x = 65,335,088.04/12,397.59
6. Step 6: Final answer
   x = 5,269.98