Finding the Third Proportional to 10,920 and 16,479

Step by Step Solution

1. Step 1: Write the proportion equation
   10,920 : 16,479 = 16,479 : x
2. Step 2: Convert to fraction form
   10,920/16,479 = 16,479/x
3. Step 3: Cross multiply
   10,920x = 16,479 × 16,479
4. Step 4: Simplify right side
   10,920x = 271,557,441
5. Step 5: Solve for x
   x = 271,557,441/10,920
6. Step 6: Final answer
   x = 24,867.90