Finding the Third Proportional to 69,783 and 150,015

Step by Step Solution

1. Step 1: Write the proportion equation
   69,783 : 150,015 = 150,015 : x
2. Step 2: Convert to fraction form
   69,783/150,015 = 150,015/x
3. Step 3: Cross multiply
   69,783x = 150,015 × 150,015
4. Step 4: Simplify right side
   69,783x = 22,504,500,225
5. Step 5: Solve for x
   x = 22,504,500,225/69,783
6. Step 6: Final answer
   x = 322,492.59