Finding the Fourth Proportional to 2,183.47, 3,013.28 and 1,252.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183.47 : 3,013.28 = 1,252.15 : x
2. Step 2: Convert to fraction form
   2,183.47/3,013.28 = 1,252.15/x
3. Step 3: Cross multiply
   2,183.47x = 3,013.28 × 1,252.15
4. Step 4: Simplify right side
   2,183.47x = 3,773,078.55
5. Step 5: Solve for x
   x = 3,773,078.55/2,183.47
6. Step 6: Final answer
   x = 1,728.02