Finding the Third Proportional to 8,397,662 and 12,594,303

Step by Step Solution

1. Step 1: Write the proportion equation
   8,397,662 : 12,594,303 = 12,594,303 : x
2. Step 2: Convert to fraction form
   8,397,662/12,594,303 = 12,594,303/x
3. Step 3: Cross multiply
   8,397,662x = 12,594,303 × 12,594,303
4. Step 4: Simplify right side
   8,397,662x = 158,616,468,055,809
5. Step 5: Solve for x
   x = 158,616,468,055,809/8,397,662
6. Step 6: Final answer
   x = 18,888,170.07