Finding the Third Proportional to 300,293 and 659,647

Step by Step Solution

1. Step 1: Write the proportion equation
   300,293 : 659,647 = 659,647 : x
2. Step 2: Convert to fraction form
   300,293/659,647 = 659,647/x
3. Step 3: Cross multiply
   300,293x = 659,647 × 659,647
4. Step 4: Simplify right side
   300,293x = 435,134,164,609
5. Step 5: Solve for x
   x = 435,134,164,609/300,293
6. Step 6: Final answer
   x = 1,449,031.99