Finding the Fourth Proportional to 12,535.18, 17,293.97 and 7,499.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,535.18 : 17,293.97 = 7,499.54 : x
2. Step 2: Convert to fraction form
   12,535.18/17,293.97 = 7,499.54/x
3. Step 3: Cross multiply
   12,535.18x = 17,293.97 × 7,499.54
4. Step 4: Simplify right side
   12,535.18x = 129,696,782.28
5. Step 5: Solve for x
   x = 129,696,782.28/12,535.18
6. Step 6: Final answer
   x = 10,346.63