Finding the Third Proportional to 144,938 and 200,271

Step by Step Solution

1. Step 1: Write the proportion equation
   144,938 : 200,271 = 200,271 : x
2. Step 2: Convert to fraction form
   144,938/200,271 = 200,271/x
3. Step 3: Cross multiply
   144,938x = 200,271 × 200,271
4. Step 4: Simplify right side
   144,938x = 40,108,473,441
5. Step 5: Solve for x
   x = 40,108,473,441/144,938
6. Step 6: Final answer
   x = 276,728.49