Finding the Fourth Proportional to 1,424.44, 1,964.82 and 1,255.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,424.44 : 1,964.82 = 1,255.96 : x
2. Step 2: Convert to fraction form
   1,424.44/1,964.82 = 1,255.96/x
3. Step 3: Cross multiply
   1,424.44x = 1,964.82 × 1,255.96
4. Step 4: Simplify right side
   1,424.44x = 2,467,735.33
5. Step 5: Solve for x
   x = 2,467,735.33/1,424.44
6. Step 6: Final answer
   x = 1,732.42