Finding the Third Proportional to 20,395 and 30,212

Step by Step Solution

1. Step 1: Write the proportion equation
   20,395 : 30,212 = 30,212 : x
2. Step 2: Convert to fraction form
   20,395/30,212 = 30,212/x
3. Step 3: Cross multiply
   20,395x = 30,212 × 30,212
4. Step 4: Simplify right side
   20,395x = 912,764,944
5. Step 5: Solve for x
   x = 912,764,944/20,395
6. Step 6: Final answer
   x = 44,754.35