Finding the Third Proportional to 50,149 and 102,605

Step by Step Solution

1. Step 1: Write the proportion equation
   50,149 : 102,605 = 102,605 : x
2. Step 2: Convert to fraction form
   50,149/102,605 = 102,605/x
3. Step 3: Cross multiply
   50,149x = 102,605 × 102,605
4. Step 4: Simplify right side
   50,149x = 10,527,786,025
5. Step 5: Solve for x
   x = 10,527,786,025/50,149
6. Step 6: Final answer
   x = 209,930.13