Finding the Third Proportional to 2,684,398 and 5,679,722

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684,398 : 5,679,722 = 5,679,722 : x
2. Step 2: Convert to fraction form
   2,684,398/5,679,722 = 5,679,722/x
3. Step 3: Cross multiply
   2,684,398x = 5,679,722 × 5,679,722
4. Step 4: Simplify right side
   2,684,398x = 32,259,241,997,284
5. Step 5: Solve for x
   x = 32,259,241,997,284/2,684,398
6. Step 6: Final answer
   x = 12,017,309.65