Finding the Third Proportional to 405,552 and 882,456

Step by Step Solution

1. Step 1: Write the proportion equation
   405,552 : 882,456 = 882,456 : x
2. Step 2: Convert to fraction form
   405,552/882,456 = 882,456/x
3. Step 3: Cross multiply
   405,552x = 882,456 × 882,456
4. Step 4: Simplify right side
   405,552x = 778,728,591,936
5. Step 5: Solve for x
   x = 778,728,591,936/405,552
6. Step 6: Final answer
   x = 1,920,169.53