Finding the Fourth Proportional to 1,016.16, 1,401.32 and 738.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.16 : 1,401.32 = 738.24 : x
2. Step 2: Convert to fraction form
   1,016.16/1,401.32 = 738.24/x
3. Step 3: Cross multiply
   1,016.16x = 1,401.32 × 738.24
4. Step 4: Simplify right side
   1,016.16x = 1,034,510.48
5. Step 5: Solve for x
   x = 1,034,510.48/1,016.16
6. Step 6: Final answer
   x = 1,018.06