Finding the Third Proportional to 9,982 and 21,181

Step by Step Solution

1. Step 1: Write the proportion equation
   9,982 : 21,181 = 21,181 : x
2. Step 2: Convert to fraction form
   9,982/21,181 = 21,181/x
3. Step 3: Cross multiply
   9,982x = 21,181 × 21,181
4. Step 4: Simplify right side
   9,982x = 448,634,761
5. Step 5: Solve for x
   x = 448,634,761/9,982
6. Step 6: Final answer
   x = 44,944.38