Finding the Third Proportional to 3,443.50 and 5,198.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.50 : 5,198.50 = 5,198.50 : x
2. Step 2: Convert to fraction form
   3,443.50/5,198.50 = 5,198.50/x
3. Step 3: Cross multiply
   3,443.50x = 5,198.50 × 5,198.50
4. Step 4: Simplify right side
   3,443.50x = 27,024,402.25
5. Step 5: Solve for x
   x = 27,024,402.25/3,443.50
6. Step 6: Final answer
   x = 7,847.95