Finding the Third Proportional to 144,666 and 300,402

Step by Step Solution

1. Step 1: Write the proportion equation
   144,666 : 300,402 = 300,402 : x
2. Step 2: Convert to fraction form
   144,666/300,402 = 300,402/x
3. Step 3: Cross multiply
   144,666x = 300,402 × 300,402
4. Step 4: Simplify right side
   144,666x = 90,241,361,604
5. Step 5: Solve for x
   x = 90,241,361,604/144,666
6. Step 6: Final answer
   x = 623,791.09