Finding the Fourth Proportional to 2,766.05, 4,150.44 and 1,123.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.05 : 4,150.44 = 1,123.07 : x
2. Step 2: Convert to fraction form
   2,766.05/4,150.44 = 1,123.07/x
3. Step 3: Cross multiply
   2,766.05x = 4,150.44 × 1,123.07
4. Step 4: Simplify right side
   2,766.05x = 4,661,213.90
5. Step 5: Solve for x
   x = 4,661,213.90/2,766.05
6. Step 6: Final answer
   x = 1,685.15