Finding the Fourth Proportional to 1,254.96, 1,730.72 and 757.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,254.96 : 1,730.72 = 757.42 : x
2. Step 2: Convert to fraction form
   1,254.96/1,730.72 = 757.42/x
3. Step 3: Cross multiply
   1,254.96x = 1,730.72 × 757.42
4. Step 4: Simplify right side
   1,254.96x = 1,310,881.94
5. Step 5: Solve for x
   x = 1,310,881.94/1,254.96
6. Step 6: Final answer
   x = 1,044.56