Finding the Third Proportional to 16,380.50 and 34,057

Step by Step Solution

1. Step 1: Write the proportion equation
   16,380.50 : 34,057 = 34,057 : x
2. Step 2: Convert to fraction form
   16,380.50/34,057 = 34,057/x
3. Step 3: Cross multiply
   16,380.50x = 34,057 × 34,057
4. Step 4: Simplify right side
   16,380.50x = 1,159,879,249
5. Step 5: Solve for x
   x = 1,159,879,249/16,380.50
6. Step 6: Final answer
   x = 70,808.54