Finding the Fourth Proportional to 2,766.27, 4,151.15 and 1,122.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.27 : 4,151.15 = 1,122.83 : x
2. Step 2: Convert to fraction form
   2,766.27/4,151.15 = 1,122.83/x
3. Step 3: Cross multiply
   2,766.27x = 4,151.15 × 1,122.83
4. Step 4: Simplify right side
   2,766.27x = 4,661,009.38
5. Step 5: Solve for x
   x = 4,661,009.38/2,766.27
6. Step 6: Final answer
   x = 1,684.94