Finding the Third Proportional to 150,608 and 200,788

Step by Step Solution

1. Step 1: Write the proportion equation
   150,608 : 200,788 = 200,788 : x
2. Step 2: Convert to fraction form
   150,608/200,788 = 200,788/x
3. Step 3: Cross multiply
   150,608x = 200,788 × 200,788
4. Step 4: Simplify right side
   150,608x = 40,315,820,944
5. Step 5: Solve for x
   x = 40,315,820,944/150,608
6. Step 6: Final answer
   x = 267,687.11