Finding the Third Proportional to 303,353 and 660,510

Step by Step Solution

1. Step 1: Write the proportion equation
   303,353 : 660,510 = 660,510 : x
2. Step 2: Convert to fraction form
   303,353/660,510 = 660,510/x
3. Step 3: Cross multiply
   303,353x = 660,510 × 660,510
4. Step 4: Simplify right side
   303,353x = 436,273,460,100
5. Step 5: Solve for x
   x = 436,273,460,100/303,353
6. Step 6: Final answer
   x = 1,438,170.91