Finding the Fourth Proportional to 2,711.92, 4,067.83 and 764.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711.92 : 4,067.83 = 764.10 : x
2. Step 2: Convert to fraction form
   2,711.92/4,067.83 = 764.10/x
3. Step 3: Cross multiply
   2,711.92x = 4,067.83 × 764.10
4. Step 4: Simplify right side
   2,711.92x = 3,108,228.90
5. Step 5: Solve for x
   x = 3,108,228.90/2,711.92
6. Step 6: Final answer
   x = 1,146.14