Finding the Fourth Proportional to 2,443.73, 3,372.57 and 1,381.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.73 : 3,372.57 = 1,381.73 : x
2. Step 2: Convert to fraction form
   2,443.73/3,372.57 = 1,381.73/x
3. Step 3: Cross multiply
   2,443.73x = 3,372.57 × 1,381.73
4. Step 4: Simplify right side
   2,443.73x = 4,659,964.28
5. Step 5: Solve for x
   x = 4,659,964.28/2,443.73
6. Step 6: Final answer
   x = 1,906.91