Finding the Third Proportional to 49,879.50 and 72,958.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,879.50 : 72,958.50 = 72,958.50 : x
2. Step 2: Convert to fraction form
   49,879.50/72,958.50 = 72,958.50/x
3. Step 3: Cross multiply
   49,879.50x = 72,958.50 × 72,958.50
4. Step 4: Simplify right side
   49,879.50x = 5,322,942,722.25
5. Step 5: Solve for x
   x = 5,322,942,722.25/49,879.50
6. Step 6: Final answer
   x = 106,716.04