Finding the Third Proportional to 555,005 and 1,212,736

Step by Step Solution

1. Step 1: Write the proportion equation
   555,005 : 1,212,736 = 1,212,736 : x
2. Step 2: Convert to fraction form
   555,005/1,212,736 = 1,212,736/x
3. Step 3: Cross multiply
   555,005x = 1,212,736 × 1,212,736
4. Step 4: Simplify right side
   555,005x = 1,470,728,605,696
5. Step 5: Solve for x
   x = 1,470,728,605,696/555,005
6. Step 6: Final answer
   x = 2,649,937.58