Finding the Fourth Proportional to 13,504.17, 18,635.76 and 7,535.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,504.17 : 18,635.76 = 7,535.82 : x
2. Step 2: Convert to fraction form
   13,504.17/18,635.76 = 7,535.82/x
3. Step 3: Cross multiply
   13,504.17x = 18,635.76 × 7,535.82
4. Step 4: Simplify right side
   13,504.17x = 140,435,732.92
5. Step 5: Solve for x
   x = 140,435,732.92/13,504.17
6. Step 6: Final answer
   x = 10,399.43