Finding the Third Proportional to 144,693 and 300,474

Step by Step Solution

1. Step 1: Write the proportion equation
   144,693 : 300,474 = 300,474 : x
2. Step 2: Convert to fraction form
   144,693/300,474 = 300,474/x
3. Step 3: Cross multiply
   144,693x = 300,474 × 300,474
4. Step 4: Simplify right side
   144,693x = 90,284,624,676
5. Step 5: Solve for x
   x = 90,284,624,676/144,693
6. Step 6: Final answer
   x = 623,973.69