Finding the Fourth Proportional to 2,443.86, 3,372.54 and 1,395.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.86 : 3,372.54 = 1,395.96 : x
2. Step 2: Convert to fraction form
   2,443.86/3,372.54 = 1,395.96/x
3. Step 3: Cross multiply
   2,443.86x = 3,372.54 × 1,395.96
4. Step 4: Simplify right side
   2,443.86x = 4,707,930.94
5. Step 5: Solve for x
   x = 4,707,930.94/2,443.86
6. Step 6: Final answer
   x = 1,926.43