Finding the Third Proportional to 20,172 and 30,834

Step by Step Solution

1. Step 1: Write the proportion equation
   20,172 : 30,834 = 30,834 : x
2. Step 2: Convert to fraction form
   20,172/30,834 = 30,834/x
3. Step 3: Cross multiply
   20,172x = 30,834 × 30,834
4. Step 4: Simplify right side
   20,172x = 950,735,556
5. Step 5: Solve for x
   x = 950,735,556/20,172
6. Step 6: Final answer
   x = 47,131.45