Finding the Third Proportional to 16,766 and 34,911

Step by Step Solution

1. Step 1: Write the proportion equation
   16,766 : 34,911 = 34,911 : x
2. Step 2: Convert to fraction form
   16,766/34,911 = 34,911/x
3. Step 3: Cross multiply
   16,766x = 34,911 × 34,911
4. Step 4: Simplify right side
   16,766x = 1,218,777,921
5. Step 5: Solve for x
   x = 1,218,777,921/16,766
6. Step 6: Final answer
   x = 72,693.42