Finding the Third Proportional to 20,383 and 41,630

Step by Step Solution

1. Step 1: Write the proportion equation
   20,383 : 41,630 = 41,630 : x
2. Step 2: Convert to fraction form
   20,383/41,630 = 41,630/x
3. Step 3: Cross multiply
   20,383x = 41,630 × 41,630
4. Step 4: Simplify right side
   20,383x = 1,733,056,900
5. Step 5: Solve for x
   x = 1,733,056,900/20,383
6. Step 6: Final answer
   x = 85,024.62