Finding the Third Proportional to 139,162 and 300,552

Step by Step Solution

1. Step 1: Write the proportion equation
   139,162 : 300,552 = 300,552 : x
2. Step 2: Convert to fraction form
   139,162/300,552 = 300,552/x
3. Step 3: Cross multiply
   139,162x = 300,552 × 300,552
4. Step 4: Simplify right side
   139,162x = 90,331,504,704
5. Step 5: Solve for x
   x = 90,331,504,704/139,162
6. Step 6: Final answer
   x = 649,110.42