Finding the Fourth Proportional to 2,399.62, 3,599.56 and 756.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.62 : 3,599.56 = 756.29 : x
2. Step 2: Convert to fraction form
   2,399.62/3,599.56 = 756.29/x
3. Step 3: Cross multiply
   2,399.62x = 3,599.56 × 756.29
4. Step 4: Simplify right side
   2,399.62x = 2,722,316.45
5. Step 5: Solve for x
   x = 2,722,316.45/2,399.62
6. Step 6: Final answer
   x = 1,134.48