Finding the Fourth Proportional to 2,016.32, 3,024.80 and 717.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.32 : 3,024.80 = 717.92 : x
2. Step 2: Convert to fraction form
   2,016.32/3,024.80 = 717.92/x
3. Step 3: Cross multiply
   2,016.32x = 3,024.80 × 717.92
4. Step 4: Simplify right side
   2,016.32x = 2,171,564.42
5. Step 5: Solve for x
   x = 2,171,564.42/2,016.32
6. Step 6: Final answer
   x = 1,076.99