Finding the Third Proportional to 8,177,650.50 and 12,660,801

Step by Step Solution

1. Step 1: Write the proportion equation
   8,177,650.50 : 12,660,801 = 12,660,801 : x
2. Step 2: Convert to fraction form
   8,177,650.50/12,660,801 = 12,660,801/x
3. Step 3: Cross multiply
   8,177,650.50x = 12,660,801 × 12,660,801
4. Step 4: Simplify right side
   8,177,650.50x = 160,295,881,961,601
5. Step 5: Solve for x
   x = 160,295,881,961,601/8,177,650.50
6. Step 6: Final answer
   x = 19,601,703.69