Finding the Third Proportional to 8,477 and 12,667

Step by Step Solution

1. Step 1: Write the proportion equation
   8,477 : 12,667 = 12,667 : x
2. Step 2: Convert to fraction form
   8,477/12,667 = 12,667/x
3. Step 3: Cross multiply
   8,477x = 12,667 × 12,667
4. Step 4: Simplify right side
   8,477x = 160,452,889
5. Step 5: Solve for x
   x = 160,452,889/8,477
6. Step 6: Final answer
   x = 18,928.03