Finding the Third Proportional to 20,376 and 41,616

Step by Step Solution

1. Step 1: Write the proportion equation
   20,376 : 41,616 = 41,616 : x
2. Step 2: Convert to fraction form
   20,376/41,616 = 41,616/x
3. Step 3: Cross multiply
   20,376x = 41,616 × 41,616
4. Step 4: Simplify right side
   20,376x = 1,731,891,456
5. Step 5: Solve for x
   x = 1,731,891,456/20,376
6. Step 6: Final answer
   x = 84,996.64