Finding the Third Proportional to 2,208,471 and 3,315,042

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208,471 : 3,315,042 = 3,315,042 : x
2. Step 2: Convert to fraction form
   2,208,471/3,315,042 = 3,315,042/x
3. Step 3: Cross multiply
   2,208,471x = 3,315,042 × 3,315,042
4. Step 4: Simplify right side
   2,208,471x = 10,989,503,461,764
5. Step 5: Solve for x
   x = 10,989,503,461,764/2,208,471
6. Step 6: Final answer
   x = 4,976,068.72