Finding the Third Proportional to 140,995 and 305,222

Step by Step Solution

1. Step 1: Write the proportion equation
   140,995 : 305,222 = 305,222 : x
2. Step 2: Convert to fraction form
   140,995/305,222 = 305,222/x
3. Step 3: Cross multiply
   140,995x = 305,222 × 305,222
4. Step 4: Simplify right side
   140,995x = 93,160,469,284
5. Step 5: Solve for x
   x = 93,160,469,284/140,995
6. Step 6: Final answer
   x = 660,735.98