Finding the Fourth Proportional to 2,055.09, 2,836.07 and 1,123.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.09 : 2,836.07 = 1,123.59 : x
2. Step 2: Convert to fraction form
   2,055.09/2,836.07 = 1,123.59/x
3. Step 3: Cross multiply
   2,055.09x = 2,836.07 × 1,123.59
4. Step 4: Simplify right side
   2,055.09x = 3,186,595.44
5. Step 5: Solve for x
   x = 3,186,595.44/2,055.09
6. Step 6: Final answer
   x = 1,550.58