Finding the Fourth Proportional to 2,399.28, 3,600.72 and 937.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.28 : 3,600.72 = 937.62 : x
2. Step 2: Convert to fraction form
   2,399.28/3,600.72 = 937.62/x
3. Step 3: Cross multiply
   2,399.28x = 3,600.72 × 937.62
4. Step 4: Simplify right side
   2,399.28x = 3,376,107.09
5. Step 5: Solve for x
   x = 3,376,107.09/2,399.28
6. Step 6: Final answer
   x = 1,407.13