Finding the Third Proportional to 9,863 and 21,802

Step by Step Solution

1. Step 1: Write the proportion equation
   9,863 : 21,802 = 21,802 : x
2. Step 2: Convert to fraction form
   9,863/21,802 = 21,802/x
3. Step 3: Cross multiply
   9,863x = 21,802 × 21,802
4. Step 4: Simplify right side
   9,863x = 475,327,204
5. Step 5: Solve for x
   x = 475,327,204/9,863
6. Step 6: Final answer
   x = 48,192.96