Finding the Third Proportional to 50,871.75 and 80,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,871.75 : 80,614.50 = 80,614.50 : x
2. Step 2: Convert to fraction form
   50,871.75/80,614.50 = 80,614.50/x
3. Step 3: Cross multiply
   50,871.75x = 80,614.50 × 80,614.50
4. Step 4: Simplify right side
   50,871.75x = 6,498,697,610.25
5. Step 5: Solve for x
   x = 6,498,697,610.25/50,871.75
6. Step 6: Final answer
   x = 127,746.69