Finding the Fourth Proportional to 2,443.12, 3,371.32 and 1,395.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.12 : 3,371.32 = 1,395.04 : x
2. Step 2: Convert to fraction form
   2,443.12/3,371.32 = 1,395.04/x
3. Step 3: Cross multiply
   2,443.12x = 3,371.32 × 1,395.04
4. Step 4: Simplify right side
   2,443.12x = 4,703,126.25
5. Step 5: Solve for x
   x = 4,703,126.25/2,443.12
6. Step 6: Final answer
   x = 1,925.05