Finding the Third Proportional to 3,996 and 5,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996 : 5,104.50 = 5,104.50 : x
2. Step 2: Convert to fraction form
   3,996/5,104.50 = 5,104.50/x
3. Step 3: Cross multiply
   3,996x = 5,104.50 × 5,104.50
4. Step 4: Simplify right side
   3,996x = 26,055,920.25
5. Step 5: Solve for x
   x = 26,055,920.25/3,996
6. Step 6: Final answer
   x = 6,520.50