Finding the Third Proportional to 301,115 and 443,356

Step by Step Solution

1. Step 1: Write the proportion equation
   301,115 : 443,356 = 443,356 : x
2. Step 2: Convert to fraction form
   301,115/443,356 = 443,356/x
3. Step 3: Cross multiply
   301,115x = 443,356 × 443,356
4. Step 4: Simplify right side
   301,115x = 196,564,542,736
5. Step 5: Solve for x
   x = 196,564,542,736/301,115
6. Step 6: Final answer
   x = 652,788.94