Finding the Fourth Proportional to 1,707.53, 2,559.27 and 731.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.53 : 2,559.27 = 731.57 : x
2. Step 2: Convert to fraction form
   1,707.53/2,559.27 = 731.57/x
3. Step 3: Cross multiply
   1,707.53x = 2,559.27 × 731.57
4. Step 4: Simplify right side
   1,707.53x = 1,872,285.15
5. Step 5: Solve for x
   x = 1,872,285.15/1,707.53
6. Step 6: Final answer
   x = 1,096.49