Finding the Third Proportional to 1,098,608 and 2,406,678

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,608 : 2,406,678 = 2,406,678 : x
2. Step 2: Convert to fraction form
   1,098,608/2,406,678 = 2,406,678/x
3. Step 3: Cross multiply
   1,098,608x = 2,406,678 × 2,406,678
4. Step 4: Simplify right side
   1,098,608x = 5,792,098,995,684
5. Step 5: Solve for x
   x = 5,792,098,995,684/1,098,608
6. Step 6: Final answer
   x = 5,272,216.29