Finding the Third Proportional to 4,934 and 10,147

Step by Step Solution

1. Step 1: Write the proportion equation
   4,934 : 10,147 = 10,147 : x
2. Step 2: Convert to fraction form
   4,934/10,147 = 10,147/x
3. Step 3: Cross multiply
   4,934x = 10,147 × 10,147
4. Step 4: Simplify right side
   4,934x = 102,961,609
5. Step 5: Solve for x
   x = 102,961,609/4,934
6. Step 6: Final answer
   x = 20,867.78