Finding the Third Proportional to 143,244 and 303,562.88

Step by Step Solution

1. Step 1: Write the proportion equation
   143,244 : 303,562.88 = 303,562.88 : x
2. Step 2: Convert to fraction form
   143,244/303,562.88 = 303,562.88/x
3. Step 3: Cross multiply
   143,244x = 303,562.88 × 303,562.88
4. Step 4: Simplify right side
   143,244x = 92,150,419,078.27
5. Step 5: Solve for x
   x = 92,150,419,078.27/143,244
6. Step 6: Final answer
   x = 643,310.85