Finding the Third Proportional to 151,314.75 and 327,678

Step by Step Solution

1. Step 1: Write the proportion equation
   151,314.75 : 327,678 = 327,678 : x
2. Step 2: Convert to fraction form
   151,314.75/327,678 = 327,678/x
3. Step 3: Cross multiply
   151,314.75x = 327,678 × 327,678
4. Step 4: Simplify right side
   151,314.75x = 107,372,871,684
5. Step 5: Solve for x
   x = 107,372,871,684/151,314.75
6. Step 6: Final answer
   x = 709,599.50