Finding the Fourth Proportional to 2,443.14, 3,372.12 and 1,395.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.14 : 3,372.12 = 1,395.81 : x
2. Step 2: Convert to fraction form
   2,443.14/3,372.12 = 1,395.81/x
3. Step 3: Cross multiply
   2,443.14x = 3,372.12 × 1,395.81
4. Step 4: Simplify right side
   2,443.14x = 4,706,838.82
5. Step 5: Solve for x
   x = 4,706,838.82/2,443.14
6. Step 6: Final answer
   x = 1,926.55