Finding the Third Proportional to 550,656 and 847,008

Step by Step Solution

1. Step 1: Write the proportion equation
   550,656 : 847,008 = 847,008 : x
2. Step 2: Convert to fraction form
   550,656/847,008 = 847,008/x
3. Step 3: Cross multiply
   550,656x = 847,008 × 847,008
4. Step 4: Simplify right side
   550,656x = 717,422,552,064
5. Step 5: Solve for x
   x = 717,422,552,064/550,656
6. Step 6: Final answer
   x = 1,302,850.69