Finding the Third Proportional to 8,648,779 and 12,165,596

Step by Step Solution

1. Step 1: Write the proportion equation
   8,648,779 : 12,165,596 = 12,165,596 : x
2. Step 2: Convert to fraction form
   8,648,779/12,165,596 = 12,165,596/x
3. Step 3: Cross multiply
   8,648,779x = 12,165,596 × 12,165,596
4. Step 4: Simplify right side
   8,648,779x = 148,001,726,035,216
5. Step 5: Solve for x
   x = 148,001,726,035,216/8,648,779
6. Step 6: Final answer
   x = 17,112,441.66