Finding the Fourth Proportional to 3,945.03, 5,443.50 and 2,243.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,945.03 : 5,443.50 = 2,243.35 : x
2. Step 2: Convert to fraction form
   3,945.03/5,443.50 = 2,243.35/x
3. Step 3: Cross multiply
   3,945.03x = 5,443.50 × 2,243.35
4. Step 4: Simplify right side
   3,945.03x = 12,211,675.73
5. Step 5: Solve for x
   x = 12,211,675.73/3,945.03
6. Step 6: Final answer
   x = 3,095.46