Finding the Fourth Proportional to 12,760.68, 17,609.76 and 7,454.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,760.68 : 17,609.76 = 7,454.52 : x
2. Step 2: Convert to fraction form
   12,760.68/17,609.76 = 7,454.52/x
3. Step 3: Cross multiply
   12,760.68x = 17,609.76 × 7,454.52
4. Step 4: Simplify right side
   12,760.68x = 131,272,308.12
5. Step 5: Solve for x
   x = 131,272,308.12/12,760.68
6. Step 6: Final answer
   x = 10,287.25