Finding the Fourth Proportional to 2,055.32, 2,836.40 and 1,123.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.32 : 2,836.40 = 1,123.84 : x
2. Step 2: Convert to fraction form
   2,055.32/2,836.40 = 1,123.84/x
3. Step 3: Cross multiply
   2,055.32x = 2,836.40 × 1,123.84
4. Step 4: Simplify right side
   2,055.32x = 3,187,659.78
5. Step 5: Solve for x
   x = 3,187,659.78/2,055.32
6. Step 6: Final answer
   x = 1,550.93