Finding the Third Proportional to 150,885 and 328,825.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,885 : 328,825.50 = 328,825.50 : x
2. Step 2: Convert to fraction form
   150,885/328,825.50 = 328,825.50/x
3. Step 3: Cross multiply
   150,885x = 328,825.50 × 328,825.50
4. Step 4: Simplify right side
   150,885x = 108,126,209,450.25
5. Step 5: Solve for x
   x = 108,126,209,450.25/150,885
6. Step 6: Final answer
   x = 716,613.38