Finding the Fourth Proportional to 2,048.81, 2,827.46 and 1,550.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,048.81 : 2,827.46 = 1,550.57 : x
2. Step 2: Convert to fraction form
   2,048.81/2,827.46 = 1,550.57/x
3. Step 3: Cross multiply
   2,048.81x = 2,827.46 × 1,550.57
4. Step 4: Simplify right side
   2,048.81x = 4,384,164.39
5. Step 5: Solve for x
   x = 4,384,164.39/2,048.81
6. Step 6: Final answer
   x = 2,139.86