Finding the Third Proportional to 108,939 and 150,015

Step by Step Solution

1. Step 1: Write the proportion equation
   108,939 : 150,015 = 150,015 : x
2. Step 2: Convert to fraction form
   108,939/150,015 = 150,015/x
3. Step 3: Cross multiply
   108,939x = 150,015 × 150,015
4. Step 4: Simplify right side
   108,939x = 22,504,500,225
5. Step 5: Solve for x
   x = 22,504,500,225/108,939
6. Step 6: Final answer
   x = 206,578.91