Finding the Third Proportional to 8,522 and 12,484

Step by Step Solution

1. Step 1: Write the proportion equation
   8,522 : 12,484 = 12,484 : x
2. Step 2: Convert to fraction form
   8,522/12,484 = 12,484/x
3. Step 3: Cross multiply
   8,522x = 12,484 × 12,484
4. Step 4: Simplify right side
   8,522x = 155,850,256
5. Step 5: Solve for x
   x = 155,850,256/8,522
6. Step 6: Final answer
   x = 18,287.99