Finding the Third Proportional to 554,676 and 792,648

Step by Step Solution

1. Step 1: Write the proportion equation
   554,676 : 792,648 = 792,648 : x
2. Step 2: Convert to fraction form
   554,676/792,648 = 792,648/x
3. Step 3: Cross multiply
   554,676x = 792,648 × 792,648
4. Step 4: Simplify right side
   554,676x = 628,290,851,904
5. Step 5: Solve for x
   x = 628,290,851,904/554,676
6. Step 6: Final answer
   x = 1,132,716.85