Finding the Third Proportional to 16,405 and 34,958

Step by Step Solution

1. Step 1: Write the proportion equation
   16,405 : 34,958 = 34,958 : x
2. Step 2: Convert to fraction form
   16,405/34,958 = 34,958/x
3. Step 3: Cross multiply
   16,405x = 34,958 × 34,958
4. Step 4: Simplify right side
   16,405x = 1,222,061,764
5. Step 5: Solve for x
   x = 1,222,061,764/16,405
6. Step 6: Final answer
   x = 74,493.25