Finding the Third Proportional to 8,840,186 and 12,477,872

Step by Step Solution

1. Step 1: Write the proportion equation
   8,840,186 : 12,477,872 = 12,477,872 : x
2. Step 2: Convert to fraction form
   8,840,186/12,477,872 = 12,477,872/x
3. Step 3: Cross multiply
   8,840,186x = 12,477,872 × 12,477,872
4. Step 4: Simplify right side
   8,840,186x = 155,697,289,648,384
5. Step 5: Solve for x
   x = 155,697,289,648,384/8,840,186
6. Step 6: Final answer
   x = 17,612,444.99