Finding the Third Proportional to 3,600,635 and 7,819,447

Step by Step Solution

1. Step 1: Write the proportion equation
   3,600,635 : 7,819,447 = 7,819,447 : x
2. Step 2: Convert to fraction form
   3,600,635/7,819,447 = 7,819,447/x
3. Step 3: Cross multiply
   3,600,635x = 7,819,447 × 7,819,447
4. Step 4: Simplify right side
   3,600,635x = 61,143,751,385,809
5. Step 5: Solve for x
   x = 61,143,751,385,809/3,600,635
6. Step 6: Final answer
   x = 16,981,380.06