Finding the Third Proportional to 303,670 and 443,800.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,670 : 443,800.50 = 443,800.50 : x
2. Step 2: Convert to fraction form
   303,670/443,800.50 = 443,800.50/x
3. Step 3: Cross multiply
   303,670x = 443,800.50 × 443,800.50
4. Step 4: Simplify right side
   303,670x = 196,958,883,800.25
5. Step 5: Solve for x
   x = 196,958,883,800.25/303,670
6. Step 6: Final answer
   x = 648,595.13