Finding the Third Proportional to 20,212 and 30,756

Step by Step Solution

1. Step 1: Write the proportion equation
   20,212 : 30,756 = 30,756 : x
2. Step 2: Convert to fraction form
   20,212/30,756 = 30,756/x
3. Step 3: Cross multiply
   20,212x = 30,756 × 30,756
4. Step 4: Simplify right side
   20,212x = 945,931,536
5. Step 5: Solve for x
   x = 945,931,536/20,212
6. Step 6: Final answer
   x = 46,800.49