Finding the Third Proportional to 150,252 and 324,205.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,252 : 324,205.50 = 324,205.50 : x
2. Step 2: Convert to fraction form
   150,252/324,205.50 = 324,205.50/x
3. Step 3: Cross multiply
   150,252x = 324,205.50 × 324,205.50
4. Step 4: Simplify right side
   150,252x = 105,109,206,230.25
5. Step 5: Solve for x
   x = 105,109,206,230.25/150,252
6. Step 6: Final answer
   x = 699,552.79