Finding the Fourth Proportional to 13,204.59, 18,217.82 and 7,535.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,204.59 : 18,217.82 = 7,535.25 : x
2. Step 2: Convert to fraction form
   13,204.59/18,217.82 = 7,535.25/x
3. Step 3: Cross multiply
   13,204.59x = 18,217.82 × 7,535.25
4. Step 4: Simplify right side
   13,204.59x = 137,275,790.48
5. Step 5: Solve for x
   x = 137,275,790.48/13,204.59
6. Step 6: Final answer
   x = 10,396.06