Finding the Third Proportional to 12,996 and 16,898

Step by Step Solution

1. Step 1: Write the proportion equation
   12,996 : 16,898 = 16,898 : x
2. Step 2: Convert to fraction form
   12,996/16,898 = 16,898/x
3. Step 3: Cross multiply
   12,996x = 16,898 × 16,898
4. Step 4: Simplify right side
   12,996x = 285,542,404
5. Step 5: Solve for x
   x = 285,542,404/12,996
6. Step 6: Final answer
   x = 21,971.56