Finding the Third Proportional to 8,914 and 12,661

Step by Step Solution

1. Step 1: Write the proportion equation
   8,914 : 12,661 = 12,661 : x
2. Step 2: Convert to fraction form
   8,914/12,661 = 12,661/x
3. Step 3: Cross multiply
   8,914x = 12,661 × 12,661
4. Step 4: Simplify right side
   8,914x = 160,300,921
5. Step 5: Solve for x
   x = 160,300,921/8,914
6. Step 6: Final answer
   x = 17,983.05