Finding the Third Proportional to 50,418 and 100,836

Step by Step Solution

1. Step 1: Write the proportion equation
   50,418 : 100,836 = 100,836 : x
2. Step 2: Convert to fraction form
   50,418/100,836 = 100,836/x
3. Step 3: Cross multiply
   50,418x = 100,836 × 100,836
4. Step 4: Simplify right side
   50,418x = 10,167,898,896
5. Step 5: Solve for x
   x = 10,167,898,896/50,418
6. Step 6: Final answer
   x = 201,672