Finding the Third Proportional to 20,136 and 41,934

Step by Step Solution

1. Step 1: Write the proportion equation
   20,136 : 41,934 = 41,934 : x
2. Step 2: Convert to fraction form
   20,136/41,934 = 41,934/x
3. Step 3: Cross multiply
   20,136x = 41,934 × 41,934
4. Step 4: Simplify right side
   20,136x = 1,758,460,356
5. Step 5: Solve for x
   x = 1,758,460,356/20,136
6. Step 6: Final answer
   x = 87,329.18