Finding the Third Proportional to 303,840 and 662,350.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,840 : 662,350.50 = 662,350.50 : x
2. Step 2: Convert to fraction form
   303,840/662,350.50 = 662,350.50/x
3. Step 3: Cross multiply
   303,840x = 662,350.50 × 662,350.50
4. Step 4: Simplify right side
   303,840x = 438,708,184,850.25
5. Step 5: Solve for x
   x = 438,708,184,850.25/303,840
6. Step 6: Final answer
   x = 1,443,878.97