Finding the Fourth Proportional to 2,321.32, 3,479.55 and 1,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.32 : 3,479.55 = 1,443.82 : x
2. Step 2: Convert to fraction form
   2,321.32/3,479.55 = 1,443.82/x
3. Step 3: Cross multiply
   2,321.32x = 3,479.55 × 1,443.82
4. Step 4: Simplify right side
   2,321.32x = 5,023,843.88
5. Step 5: Solve for x
   x = 5,023,843.88/2,321.32
6. Step 6: Final answer
   x = 2,164.22