Finding the Third Proportional to 568,636 and 1,216,004

Step by Step Solution

1. Step 1: Write the proportion equation
   568,636 : 1,216,004 = 1,216,004 : x
2. Step 2: Convert to fraction form
   568,636/1,216,004 = 1,216,004/x
3. Step 3: Cross multiply
   568,636x = 1,216,004 × 1,216,004
4. Step 4: Simplify right side
   568,636x = 1,478,665,728,016
5. Step 5: Solve for x
   x = 1,478,665,728,016/568,636
6. Step 6: Final answer
   x = 2,600,373.05