Finding the Third Proportional to 326,744 and 443,448

Step by Step Solution

1. Step 1: Write the proportion equation
   326,744 : 443,448 = 443,448 : x
2. Step 2: Convert to fraction form
   326,744/443,448 = 443,448/x
3. Step 3: Cross multiply
   326,744x = 443,448 × 443,448
4. Step 4: Simplify right side
   326,744x = 196,646,128,704
5. Step 5: Solve for x
   x = 196,646,128,704/326,744
6. Step 6: Final answer
   x = 601,835.47