Finding the Fourth Proportional to 2,399.28, 3,593.69 and 1,164.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.28 : 3,593.69 = 1,164.07 : x
2. Step 2: Convert to fraction form
   2,399.28/3,593.69 = 1,164.07/x
3. Step 3: Cross multiply
   2,399.28x = 3,593.69 × 1,164.07
4. Step 4: Simplify right side
   2,399.28x = 4,183,306.72
5. Step 5: Solve for x
   x = 4,183,306.72/2,399.28
6. Step 6: Final answer
   x = 1,743.57