Finding the Fourth Proportional to 2,247.72, 3,101.82 and 1,252.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,247.72 : 3,101.82 = 1,252.84 : x
2. Step 2: Convert to fraction form
   2,247.72/3,101.82 = 1,252.84/x
3. Step 3: Cross multiply
   2,247.72x = 3,101.82 × 1,252.84
4. Step 4: Simplify right side
   2,247.72x = 3,886,084.17
5. Step 5: Solve for x
   x = 3,886,084.17/2,247.72
6. Step 6: Final answer
   x = 1,728.90