Finding the Third Proportional to 303,708 and 659,842.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,708 : 659,842.50 = 659,842.50 : x
2. Step 2: Convert to fraction form
   303,708/659,842.50 = 659,842.50/x
3. Step 3: Cross multiply
   303,708x = 659,842.50 × 659,842.50
4. Step 4: Simplify right side
   303,708x = 435,392,124,806.25
5. Step 5: Solve for x
   x = 435,392,124,806.25/303,708
6. Step 6: Final answer
   x = 1,433,587.94