Finding the Third Proportional to 6,478 and 10,271

Step by Step Solution

1. Step 1: Write the proportion equation
   6,478 : 10,271 = 10,271 : x
2. Step 2: Convert to fraction form
   6,478/10,271 = 10,271/x
3. Step 3: Cross multiply
   6,478x = 10,271 × 10,271
4. Step 4: Simplify right side
   6,478x = 105,493,441
5. Step 5: Solve for x
   x = 105,493,441/6,478
6. Step 6: Final answer
   x = 16,284.88