Finding the Fourth Proportional to 2,399.88, 3,600.68 and 756.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.88 : 3,600.68 = 756.52 : x
2. Step 2: Convert to fraction form
   2,399.88/3,600.68 = 756.52/x
3. Step 3: Cross multiply
   2,399.88x = 3,600.68 × 756.52
4. Step 4: Simplify right side
   2,399.88x = 2,723,986.43
5. Step 5: Solve for x
   x = 2,723,986.43/2,399.88
6. Step 6: Final answer
   x = 1,135.05