Finding the Third Proportional to 16,439 and 34,042

Step by Step Solution

1. Step 1: Write the proportion equation
   16,439 : 34,042 = 34,042 : x
2. Step 2: Convert to fraction form
   16,439/34,042 = 34,042/x
3. Step 3: Cross multiply
   16,439x = 34,042 × 34,042
4. Step 4: Simplify right side
   16,439x = 1,158,857,764
5. Step 5: Solve for x
   x = 1,158,857,764/16,439
6. Step 6: Final answer
   x = 70,494.42