Finding the Third Proportional to 50,637.38 and 80,078.63

Step by Step Solution

1. Step 1: Write the proportion equation
   50,637.38 : 80,078.63 = 80,078.63 : x
2. Step 2: Convert to fraction form
   50,637.38/80,078.63 = 80,078.63/x
3. Step 3: Cross multiply
   50,637.38x = 80,078.63 × 80,078.63
4. Step 4: Simplify right side
   50,637.38x = 6,412,586,181.89
5. Step 5: Solve for x
   x = 6,412,586,181.89/50,637.38
6. Step 6: Final answer
   x = 126,637.41