Finding the Third Proportional to 2,686,304 and 4,055,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,686,304 : 4,055,328 = 4,055,328 : x
2. Step 2: Convert to fraction form
   2,686,304/4,055,328 = 4,055,328/x
3. Step 3: Cross multiply
   2,686,304x = 4,055,328 × 4,055,328
4. Step 4: Simplify right side
   2,686,304x = 16,445,685,187,584
5. Step 5: Solve for x
   x = 16,445,685,187,584/2,686,304
6. Step 6: Final answer
   x = 6,122,049.18