Finding the Fourth Proportional to 2,568.15, 3,849.03 and 1,398.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.15 : 3,849.03 = 1,398.15 : x
2. Step 2: Convert to fraction form
   2,568.15/3,849.03 = 1,398.15/x
3. Step 3: Cross multiply
   2,568.15x = 3,849.03 × 1,398.15
4. Step 4: Simplify right side
   2,568.15x = 5,381,521.29
5. Step 5: Solve for x
   x = 5,381,521.29/2,568.15
6. Step 6: Final answer
   x = 2,095.49