Finding the Fourth Proportional to 2,239.02, 3,089.78 and 1,244.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,239.02 : 3,089.78 = 1,244.27 : x
2. Step 2: Convert to fraction form
   2,239.02/3,089.78 = 1,244.27/x
3. Step 3: Cross multiply
   2,239.02x = 3,089.78 × 1,244.27
4. Step 4: Simplify right side
   2,239.02x = 3,844,498.89
5. Step 5: Solve for x
   x = 3,844,498.89/2,239.02
6. Step 6: Final answer
   x = 1,717.05