Finding the Third Proportional to 18,900 and 41,384

Step by Step Solution

1. Step 1: Write the proportion equation
   18,900 : 41,384 = 41,384 : x
2. Step 2: Convert to fraction form
   18,900/41,384 = 41,384/x
3. Step 3: Cross multiply
   18,900x = 41,384 × 41,384
4. Step 4: Simplify right side
   18,900x = 1,712,635,456
5. Step 5: Solve for x
   x = 1,712,635,456/18,900
6. Step 6: Final answer
   x = 90,615.63