Finding the Third Proportional to 140,971 and 328,944

Step by Step Solution

1. Step 1: Write the proportion equation
   140,971 : 328,944 = 328,944 : x
2. Step 2: Convert to fraction form
   140,971/328,944 = 328,944/x
3. Step 3: Cross multiply
   140,971x = 328,944 × 328,944
4. Step 4: Simplify right side
   140,971x = 108,204,155,136
5. Step 5: Solve for x
   x = 108,204,155,136/140,971
6. Step 6: Final answer
   x = 767,563.22