Finding the Third Proportional to 80,231.50 and 127,151.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,231.50 : 127,151.50 = 127,151.50 : x
2. Step 2: Convert to fraction form
   80,231.50/127,151.50 = 127,151.50/x
3. Step 3: Cross multiply
   80,231.50x = 127,151.50 × 127,151.50
4. Step 4: Simplify right side
   80,231.50x = 16,167,503,952.25
5. Step 5: Solve for x
   x = 16,167,503,952.25/80,231.50
6. Step 6: Final answer
   x = 201,510.68