Finding the Fourth Proportional to 2,934.72, 4,025.79 and 2,775.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,934.72 : 4,025.79 = 2,775.83 : x
2. Step 2: Convert to fraction form
   2,934.72/4,025.79 = 2,775.83/x
3. Step 3: Cross multiply
   2,934.72x = 4,025.79 × 2,775.83
4. Step 4: Simplify right side
   2,934.72x = 11,174,888.53
5. Step 5: Solve for x
   x = 11,174,888.53/2,934.72
6. Step 6: Final answer
   x = 3,807.82