Finding the Fourth Proportional to 2,187.94, 3,019.98 and 1,244.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187.94 : 3,019.98 = 1,244.24 : x
2. Step 2: Convert to fraction form
   2,187.94/3,019.98 = 1,244.24/x
3. Step 3: Cross multiply
   2,187.94x = 3,019.98 × 1,244.24
4. Step 4: Simplify right side
   2,187.94x = 3,757,584.68
5. Step 5: Solve for x
   x = 3,757,584.68/2,187.94
6. Step 6: Final answer
   x = 1,717.41