Finding the Third Proportional to 4,994,212 and 7,477,638

Step by Step Solution

1. Step 1: Write the proportion equation
   4,994,212 : 7,477,638 = 7,477,638 : x
2. Step 2: Convert to fraction form
   4,994,212/7,477,638 = 7,477,638/x
3. Step 3: Cross multiply
   4,994,212x = 7,477,638 × 7,477,638
4. Step 4: Simplify right side
   4,994,212x = 55,915,070,059,044
5. Step 5: Solve for x
   x = 55,915,070,059,044/4,994,212
6. Step 6: Final answer
   x = 11,195,974.47