Finding the Third Proportional to 140,406 and 304,626

Step by Step Solution

1. Step 1: Write the proportion equation
   140,406 : 304,626 = 304,626 : x
2. Step 2: Convert to fraction form
   140,406/304,626 = 304,626/x
3. Step 3: Cross multiply
   140,406x = 304,626 × 304,626
4. Step 4: Simplify right side
   140,406x = 92,796,999,876
5. Step 5: Solve for x
   x = 92,796,999,876/140,406
6. Step 6: Final answer
   x = 660,919.05