Finding the Fourth Proportional to 3,728.15, 5,144.59 and 2,049.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728.15 : 5,144.59 = 2,049.52 : x
2. Step 2: Convert to fraction form
   3,728.15/5,144.59 = 2,049.52/x
3. Step 3: Cross multiply
   3,728.15x = 5,144.59 × 2,049.52
4. Step 4: Simplify right side
   3,728.15x = 10,543,922.11
5. Step 5: Solve for x
   x = 10,543,922.11/3,728.15
6. Step 6: Final answer
   x = 2,828.19