Finding the Fourth Proportional to 2,443.14, 3,371.55 and 1,381.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.14 : 3,371.55 = 1,381.08 : x
2. Step 2: Convert to fraction form
   2,443.14/3,371.55 = 1,381.08/x
3. Step 3: Cross multiply
   2,443.14x = 3,371.55 × 1,381.08
4. Step 4: Simplify right side
   2,443.14x = 4,656,363.18
5. Step 5: Solve for x
   x = 4,656,363.18/2,443.14
6. Step 6: Final answer
   x = 1,905.90