Finding the Third Proportional to 303,564 and 659,614.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,564 : 659,614.50 = 659,614.50 : x
2. Step 2: Convert to fraction form
   303,564/659,614.50 = 659,614.50/x
3. Step 3: Cross multiply
   303,564x = 659,614.50 × 659,614.50
4. Step 4: Simplify right side
   303,564x = 435,091,288,610.25
5. Step 5: Solve for x
   x = 435,091,288,610.25/303,564
6. Step 6: Final answer
   x = 1,433,276.97