Finding the Fourth Proportional to 2,767.70, 4,152.67 and 1,123.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,767.70 : 4,152.67 = 1,123.82 : x
2. Step 2: Convert to fraction form
   2,767.70/4,152.67 = 1,123.82/x
3. Step 3: Cross multiply
   2,767.70x = 4,152.67 × 1,123.82
4. Step 4: Simplify right side
   2,767.70x = 4,666,853.60
5. Step 5: Solve for x
   x = 4,666,853.60/2,767.70
6. Step 6: Final answer
   x = 1,686.18