Finding the Third Proportional to 144,675 and 300,267

Step by Step Solution

1. Step 1: Write the proportion equation
   144,675 : 300,267 = 300,267 : x
2. Step 2: Convert to fraction form
   144,675/300,267 = 300,267/x
3. Step 3: Cross multiply
   144,675x = 300,267 × 300,267
4. Step 4: Simplify right side
   144,675x = 90,160,271,289
5. Step 5: Solve for x
   x = 90,160,271,289/144,675
6. Step 6: Final answer
   x = 623,191.78