Finding the Fourth Proportional to 2,443.92, 3,372.60 and 1,395.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.92 : 3,372.60 = 1,395.96 : x
2. Step 2: Convert to fraction form
   2,443.92/3,372.60 = 1,395.96/x
3. Step 3: Cross multiply
   2,443.92x = 3,372.60 × 1,395.96
4. Step 4: Simplify right side
   2,443.92x = 4,708,014.70
5. Step 5: Solve for x
   x = 4,708,014.70/2,443.92
6. Step 6: Final answer
   x = 1,926.42