Finding the Third Proportional to 236,826 and 451,824

Step by Step Solution

1. Step 1: Write the proportion equation
   236,826 : 451,824 = 451,824 : x
2. Step 2: Convert to fraction form
   236,826/451,824 = 451,824/x
3. Step 3: Cross multiply
   236,826x = 451,824 × 451,824
4. Step 4: Simplify right side
   236,826x = 204,144,926,976
5. Step 5: Solve for x
   x = 204,144,926,976/236,826
6. Step 6: Final answer
   x = 862,003.86