Finding the Third Proportional to 300,240 and 659,529

Step by Step Solution

1. Step 1: Write the proportion equation
   300,240 : 659,529 = 659,529 : x
2. Step 2: Convert to fraction form
   300,240/659,529 = 659,529/x
3. Step 3: Cross multiply
   300,240x = 659,529 × 659,529
4. Step 4: Simplify right side
   300,240x = 434,978,501,841
5. Step 5: Solve for x
   x = 434,978,501,841/300,240
6. Step 6: Final answer
   x = 1,448,769.32