Finding the Third Proportional to 3,298.25 and 7,116.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,298.25 : 7,116.50 = 7,116.50 : x
2. Step 2: Convert to fraction form
   3,298.25/7,116.50 = 7,116.50/x
3. Step 3: Cross multiply
   3,298.25x = 7,116.50 × 7,116.50
4. Step 4: Simplify right side
   3,298.25x = 50,644,572.25
5. Step 5: Solve for x
   x = 50,644,572.25/3,298.25
6. Step 6: Final answer
   x = 15,354.98