Finding the Third Proportional to 3,944.53 and 8,443.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.53 : 8,443.22 = 8,443.22 : x
2. Step 2: Convert to fraction form
   3,944.53/8,443.22 = 8,443.22/x
3. Step 3: Cross multiply
   3,944.53x = 8,443.22 × 8,443.22
4. Step 4: Simplify right side
   3,944.53x = 71,287,942.86
5. Step 5: Solve for x
   x = 71,287,942.86/3,944.53
6. Step 6: Final answer
   x = 18,072.60