Finding the Third Proportional to 150,556.50 and 327,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,556.50 : 327,112.50 = 327,112.50 : x
2. Step 2: Convert to fraction form
   150,556.50/327,112.50 = 327,112.50/x
3. Step 3: Cross multiply
   150,556.50x = 327,112.50 × 327,112.50
4. Step 4: Simplify right side
   150,556.50x = 107,002,587,656.25
5. Step 5: Solve for x
   x = 107,002,587,656.25/150,556.50
6. Step 6: Final answer
   x = 710,713.84