Finding the Fourth Proportional to 3,944.16, 5,443.32 and 2,372.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.16 : 5,443.32 = 2,372.22 : x
2. Step 2: Convert to fraction form
   3,944.16/5,443.32 = 2,372.22/x
3. Step 3: Cross multiply
   3,944.16x = 5,443.32 × 2,372.22
4. Step 4: Simplify right side
   3,944.16x = 12,912,752.57
5. Step 5: Solve for x
   x = 12,912,752.57/3,944.16
6. Step 6: Final answer
   x = 3,273.89