Finding the Third Proportional to 8,139,110 and 12,596,924

Step by Step Solution

1. Step 1: Write the proportion equation
   8,139,110 : 12,596,924 = 12,596,924 : x
2. Step 2: Convert to fraction form
   8,139,110/12,596,924 = 12,596,924/x
3. Step 3: Cross multiply
   8,139,110x = 12,596,924 × 12,596,924
4. Step 4: Simplify right side
   8,139,110x = 158,682,494,261,776
5. Step 5: Solve for x
   x = 158,682,494,261,776/8,139,110
6. Step 6: Final answer
   x = 19,496,295.57