Finding the Third Proportional to 554,648 and 792,600

Step by Step Solution

1. Step 1: Write the proportion equation
   554,648 : 792,600 = 792,600 : x
2. Step 2: Convert to fraction form
   554,648/792,600 = 792,600/x
3. Step 3: Cross multiply
   554,648x = 792,600 × 792,600
4. Step 4: Simplify right side
   554,648x = 628,214,760,000
5. Step 5: Solve for x
   x = 628,214,760,000/554,648
6. Step 6: Final answer
   x = 1,132,636.84