Finding the Third Proportional to 3,216 and 3,496

Step by Step Solution

1. Step 1: Write the proportion equation
   3,216 : 3,496 = 3,496 : x
2. Step 2: Convert to fraction form
   3,216/3,496 = 3,496/x
3. Step 3: Cross multiply
   3,216x = 3,496 × 3,496
4. Step 4: Simplify right side
   3,216x = 12,222,016
5. Step 5: Solve for x
   x = 12,222,016/3,216
6. Step 6: Final answer
   x = 3,800.38