Finding the Fourth Proportional to 1,017.48, 1,402.48 and 737.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017.48 : 1,402.48 = 737.72 : x
2. Step 2: Convert to fraction form
   1,017.48/1,402.48 = 737.72/x
3. Step 3: Cross multiply
   1,017.48x = 1,402.48 × 737.72
4. Step 4: Simplify right side
   1,017.48x = 1,034,637.55
5. Step 5: Solve for x
   x = 1,034,637.55/1,017.48
6. Step 6: Final answer
   x = 1,016.86