Finding the Third Proportional to 39,753 and 55,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,753 : 55,723.50 = 55,723.50 : x
2. Step 2: Convert to fraction form
   39,753/55,723.50 = 55,723.50/x
3. Step 3: Cross multiply
   39,753x = 55,723.50 × 55,723.50
4. Step 4: Simplify right side
   39,753x = 3,105,108,452.25
5. Step 5: Solve for x
   x = 3,105,108,452.25/39,753
6. Step 6: Final answer
   x = 78,110.04