Finding the Fourth Proportional to 2,767.05, 4,150.67 and 1,123.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,767.05 : 4,150.67 = 1,123.56 : x
2. Step 2: Convert to fraction form
   2,767.05/4,150.67 = 1,123.56/x
3. Step 3: Cross multiply
   2,767.05x = 4,150.67 × 1,123.56
4. Step 4: Simplify right side
   2,767.05x = 4,663,521.17
5. Step 5: Solve for x
   x = 4,663,521.17/2,767.05
6. Step 6: Final answer
   x = 1,685.38