Finding the Fourth Proportional to 2,016.92, 3,025.74 and 719.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.92 : 3,025.74 = 719.30 : x
2. Step 2: Convert to fraction form
   2,016.92/3,025.74 = 719.30/x
3. Step 3: Cross multiply
   2,016.92x = 3,025.74 × 719.30
4. Step 4: Simplify right side
   2,016.92x = 2,176,414.78
5. Step 5: Solve for x
   x = 2,176,414.78/2,016.92
6. Step 6: Final answer
   x = 1,079.08