Finding the Fourth Proportional to 2,440.38, 3,660.69 and 709.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,440.38 : 3,660.69 = 709.02 : x
2. Step 2: Convert to fraction form
   2,440.38/3,660.69 = 709.02/x
3. Step 3: Cross multiply
   2,440.38x = 3,660.69 × 709.02
4. Step 4: Simplify right side
   2,440.38x = 2,595,502.42
5. Step 5: Solve for x
   x = 2,595,502.42/2,440.38
6. Step 6: Final answer
   x = 1,063.56