Finding the Third Proportional to 12,961 and 20,014

Step by Step Solution

1. Step 1: Write the proportion equation
   12,961 : 20,014 = 20,014 : x
2. Step 2: Convert to fraction form
   12,961/20,014 = 20,014/x
3. Step 3: Cross multiply
   12,961x = 20,014 × 20,014
4. Step 4: Simplify right side
   12,961x = 400,560,196
5. Step 5: Solve for x
   x = 400,560,196/12,961
6. Step 6: Final answer
   x = 30,905.04