Finding the Third Proportional to 10,308 and 20,982

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308 : 20,982 = 20,982 : x
2. Step 2: Convert to fraction form
   10,308/20,982 = 20,982/x
3. Step 3: Cross multiply
   10,308x = 20,982 × 20,982
4. Step 4: Simplify right side
   10,308x = 440,244,324
5. Step 5: Solve for x
   x = 440,244,324/10,308
6. Step 6: Final answer
   x = 42,709.00