Finding the Third Proportional to 16,618 and 34,622

Step by Step Solution

1. Step 1: Write the proportion equation
   16,618 : 34,622 = 34,622 : x
2. Step 2: Convert to fraction form
   16,618/34,622 = 34,622/x
3. Step 3: Cross multiply
   16,618x = 34,622 × 34,622
4. Step 4: Simplify right side
   16,618x = 1,198,682,884
5. Step 5: Solve for x
   x = 1,198,682,884/16,618
6. Step 6: Final answer
   x = 72,131.60