Finding the Third Proportional to 8,177,220 and 12,607,003

Step by Step Solution

1. Step 1: Write the proportion equation
   8,177,220 : 12,607,003 = 12,607,003 : x
2. Step 2: Convert to fraction form
   8,177,220/12,607,003 = 12,607,003/x
3. Step 3: Cross multiply
   8,177,220x = 12,607,003 × 12,607,003
4. Step 4: Simplify right side
   8,177,220x = 158,936,524,642,009
5. Step 5: Solve for x
   x = 158,936,524,642,009/8,177,220
6. Step 6: Final answer
   x = 19,436,498.55