Finding the Third Proportional to 12,982 and 20,047

Step by Step Solution

1. Step 1: Write the proportion equation
   12,982 : 20,047 = 20,047 : x
2. Step 2: Convert to fraction form
   12,982/20,047 = 20,047/x
3. Step 3: Cross multiply
   12,982x = 20,047 × 20,047
4. Step 4: Simplify right side
   12,982x = 401,882,209
5. Step 5: Solve for x
   x = 401,882,209/12,982
6. Step 6: Final answer
   x = 30,956.88