Finding the Third Proportional to 50,727.23 and 78,853.92

Step by Step Solution

1. Step 1: Write the proportion equation
   50,727.23 : 78,853.92 = 78,853.92 : x
2. Step 2: Convert to fraction form
   50,727.23/78,853.92 = 78,853.92/x
3. Step 3: Cross multiply
   50,727.23x = 78,853.92 × 78,853.92
4. Step 4: Simplify right side
   50,727.23x = 6,217,940,995.07
5. Step 5: Solve for x
   x = 6,217,940,995.07/50,727.23
6. Step 6: Final answer
   x = 122,575.99