Finding the Third Proportional to 9,948 and 21,671

Step by Step Solution

1. Step 1: Write the proportion equation
   9,948 : 21,671 = 21,671 : x
2. Step 2: Convert to fraction form
   9,948/21,671 = 21,671/x
3. Step 3: Cross multiply
   9,948x = 21,671 × 21,671
4. Step 4: Simplify right side
   9,948x = 469,632,241
5. Step 5: Solve for x
   x = 469,632,241/9,948
6. Step 6: Final answer
   x = 47,208.71