Finding the Fourth Proportional to 2,443.22, 3,664.42 and 711.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.22 : 3,664.42 = 711.44 : x
2. Step 2: Convert to fraction form
   2,443.22/3,664.42 = 711.44/x
3. Step 3: Cross multiply
   2,443.22x = 3,664.42 × 711.44
4. Step 4: Simplify right side
   2,443.22x = 2,607,014.96
5. Step 5: Solve for x
   x = 2,607,014.96/2,443.22
6. Step 6: Final answer
   x = 1,067.04