Finding the Third Proportional to 14,105 and 30,721

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105 : 30,721 = 30,721 : x
2. Step 2: Convert to fraction form
   14,105/30,721 = 30,721/x
3. Step 3: Cross multiply
   14,105x = 30,721 × 30,721
4. Step 4: Simplify right side
   14,105x = 943,779,841
5. Step 5: Solve for x
   x = 943,779,841/14,105
6. Step 6: Final answer
   x = 66,911.01