Finding the Fourth Proportional to 2,144.32, 2,959.20 and 1,444.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.32 : 2,959.20 = 1,444.48 : x
2. Step 2: Convert to fraction form
   2,144.32/2,959.20 = 1,444.48/x
3. Step 3: Cross multiply
   2,144.32x = 2,959.20 × 1,444.48
4. Step 4: Simplify right side
   2,144.32x = 4,274,505.22
5. Step 5: Solve for x
   x = 4,274,505.22/2,144.32
6. Step 6: Final answer
   x = 1,993.41