Finding the Third Proportional to 81,879.50 and 179,033.38

Step by Step Solution

1. Step 1: Write the proportion equation
   81,879.50 : 179,033.38 = 179,033.38 : x
2. Step 2: Convert to fraction form
   81,879.50/179,033.38 = 179,033.38/x
3. Step 3: Cross multiply
   81,879.50x = 179,033.38 × 179,033.38
4. Step 4: Simplify right side
   81,879.50x = 32,052,949,363.89
5. Step 5: Solve for x
   x = 32,052,949,363.89/81,879.50
6. Step 6: Final answer
   x = 391,464.89