Finding the Third Proportional to 300,283 and 659,628

Step by Step Solution

1. Step 1: Write the proportion equation
   300,283 : 659,628 = 659,628 : x
2. Step 2: Convert to fraction form
   300,283/659,628 = 659,628/x
3. Step 3: Cross multiply
   300,283x = 659,628 × 659,628
4. Step 4: Simplify right side
   300,283x = 435,109,098,384
5. Step 5: Solve for x
   x = 435,109,098,384/300,283
6. Step 6: Final answer
   x = 1,448,996.77