Finding the Third Proportional to 295,448 and 443,063

Step by Step Solution

1. Step 1: Write the proportion equation
   295,448 : 443,063 = 443,063 : x
2. Step 2: Convert to fraction form
   295,448/443,063 = 443,063/x
3. Step 3: Cross multiply
   295,448x = 443,063 × 443,063
4. Step 4: Simplify right side
   295,448x = 196,304,821,969
5. Step 5: Solve for x
   x = 196,304,821,969/295,448
6. Step 6: Final answer
   x = 664,431.04