Finding the Fourth Proportional to 2,016.16, 3,024.18 and 717.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.16 : 3,024.18 = 717.28 : x
2. Step 2: Convert to fraction form
   2,016.16/3,024.18 = 717.28/x
3. Step 3: Cross multiply
   2,016.16x = 3,024.18 × 717.28
4. Step 4: Simplify right side
   2,016.16x = 2,169,183.83
5. Step 5: Solve for x
   x = 2,169,183.83/2,016.16
6. Step 6: Final answer
   x = 1,075.90