Finding the Third Proportional to 150,960 and 308,474

Step by Step Solution

1. Step 1: Write the proportion equation
   150,960 : 308,474 = 308,474 : x
2. Step 2: Convert to fraction form
   150,960/308,474 = 308,474/x
3. Step 3: Cross multiply
   150,960x = 308,474 × 308,474
4. Step 4: Simplify right side
   150,960x = 95,156,208,676
5. Step 5: Solve for x
   x = 95,156,208,676/150,960
6. Step 6: Final answer
   x = 630,340.55