Finding the Fourth Proportional to 2,165.27, 3,248.37 and 704.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165.27 : 3,248.37 = 704.57 : x
2. Step 2: Convert to fraction form
   2,165.27/3,248.37 = 704.57/x
3. Step 3: Cross multiply
   2,165.27x = 3,248.37 × 704.57
4. Step 4: Simplify right side
   2,165.27x = 2,288,687.81
5. Step 5: Solve for x
   x = 2,288,687.81/2,165.27
6. Step 6: Final answer
   x = 1,057.00