Finding the Third Proportional to 140,974 and 328,951

Step by Step Solution

1. Step 1: Write the proportion equation
   140,974 : 328,951 = 328,951 : x
2. Step 2: Convert to fraction form
   140,974/328,951 = 328,951/x
3. Step 3: Cross multiply
   140,974x = 328,951 × 328,951
4. Step 4: Simplify right side
   140,974x = 108,208,760,401
5. Step 5: Solve for x
   x = 108,208,760,401/140,974
6. Step 6: Final answer
   x = 767,579.56