Finding the Fourth Proportional to 2,209.94, 3,049.98 and 1,371.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209.94 : 3,049.98 = 1,371.20 : x
2. Step 2: Convert to fraction form
   2,209.94/3,049.98 = 1,371.20/x
3. Step 3: Cross multiply
   2,209.94x = 3,049.98 × 1,371.20
4. Step 4: Simplify right side
   2,209.94x = 4,182,132.58
5. Step 5: Solve for x
   x = 4,182,132.58/2,209.94
6. Step 6: Final answer
   x = 1,892.42