Finding the Third Proportional to 8,648,840 and 12,165,676

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648,840 : 12,165,676 = 12,165,676 : x
2. Step 2: Convert to fraction form
   8,648,840/12,165,676 = 12,165,676/x
3. Step 3: Cross multiply
   8,648,840x = 12,165,676 × 12,165,676
4. Step 4: Simplify right side
   8,648,840x = 148,003,672,536,976
5. Step 5: Solve for x
   x = 148,003,672,536,976/8,648,840
6. Step 6: Final answer
   x = 17,112,546.02