Finding the Third Proportional to 451,072 and 995,456

Step by Step Solution

1. Step 1: Write the proportion equation
   451,072 : 995,456 = 995,456 : x
2. Step 2: Convert to fraction form
   451,072/995,456 = 995,456/x
3. Step 3: Cross multiply
   451,072x = 995,456 × 995,456
4. Step 4: Simplify right side
   451,072x = 990,932,647,936
5. Step 5: Solve for x
   x = 990,932,647,936/451,072
6. Step 6: Final answer
   x = 2,196,839.19