Finding the Third Proportional to 20,206 and 30,886

Step by Step Solution

1. Step 1: Write the proportion equation
   20,206 : 30,886 = 30,886 : x
2. Step 2: Convert to fraction form
   20,206/30,886 = 30,886/x
3. Step 3: Cross multiply
   20,206x = 30,886 × 30,886
4. Step 4: Simplify right side
   20,206x = 953,944,996
5. Step 5: Solve for x
   x = 953,944,996/20,206
6. Step 6: Final answer
   x = 47,210.98