Finding the Fourth Proportional to 12,760.43, 17,603.65 and 7,452.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,760.43 : 17,603.65 = 7,452.09 : x
2. Step 2: Convert to fraction form
   12,760.43/17,603.65 = 7,452.09/x
3. Step 3: Cross multiply
   12,760.43x = 17,603.65 × 7,452.09
4. Step 4: Simplify right side
   12,760.43x = 131,184,059.46
5. Step 5: Solve for x
   x = 131,184,059.46/12,760.43
6. Step 6: Final answer
   x = 10,280.54