Finding the Fourth Proportional to 2,247.10, 3,100.88 and 1,252.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,247.10 : 3,100.88 = 1,252.42 : x
2. Step 2: Convert to fraction form
   2,247.10/3,100.88 = 1,252.42/x
3. Step 3: Cross multiply
   2,247.10x = 3,100.88 × 1,252.42
4. Step 4: Simplify right side
   2,247.10x = 3,883,604.13
5. Step 5: Solve for x
   x = 3,883,604.13/2,247.10
6. Step 6: Final answer
   x = 1,728.27