Finding the Third Proportional to 140,100 and 300,936

Step by Step Solution

1. Step 1: Write the proportion equation
   140,100 : 300,936 = 300,936 : x
2. Step 2: Convert to fraction form
   140,100/300,936 = 300,936/x
3. Step 3: Cross multiply
   140,100x = 300,936 × 300,936
4. Step 4: Simplify right side
   140,100x = 90,562,476,096
5. Step 5: Solve for x
   x = 90,562,476,096/140,100
6. Step 6: Final answer
   x = 646,413.11