Finding the Fourth Proportional to 2,055.24, 2,836.20 and 1,123.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.24 : 2,836.20 = 1,123.74 : x
2. Step 2: Convert to fraction form
   2,055.24/2,836.20 = 1,123.74/x
3. Step 3: Cross multiply
   2,055.24x = 2,836.20 × 1,123.74
4. Step 4: Simplify right side
   2,055.24x = 3,187,151.39
5. Step 5: Solve for x
   x = 3,187,151.39/2,055.24
6. Step 6: Final answer
   x = 1,550.74