Finding the Third Proportional to 8,882 and 12,919

Step by Step Solution

1. Step 1: Write the proportion equation
   8,882 : 12,919 = 12,919 : x
2. Step 2: Convert to fraction form
   8,882/12,919 = 12,919/x
3. Step 3: Cross multiply
   8,882x = 12,919 × 12,919
4. Step 4: Simplify right side
   8,882x = 166,900,561
5. Step 5: Solve for x
   x = 166,900,561/8,882
6. Step 6: Final answer
   x = 18,790.88