Finding the Fourth Proportional to 2,443.98, 3,372.90 and 1,396.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.98 : 3,372.90 = 1,396.02 : x
2. Step 2: Convert to fraction form
   2,443.98/3,372.90 = 1,396.02/x
3. Step 3: Cross multiply
   2,443.98x = 3,372.90 × 1,396.02
4. Step 4: Simplify right side
   2,443.98x = 4,708,635.86
5. Step 5: Solve for x
   x = 4,708,635.86/2,443.98
6. Step 6: Final answer
   x = 1,926.63