Finding the Third Proportional to 8,702,656 and 12,233,616

Step by Step Solution

1. Step 1: Write the proportion equation
   8,702,656 : 12,233,616 = 12,233,616 : x
2. Step 2: Convert to fraction form
   8,702,656/12,233,616 = 12,233,616/x
3. Step 3: Cross multiply
   8,702,656x = 12,233,616 × 12,233,616
4. Step 4: Simplify right side
   8,702,656x = 149,661,360,435,456
5. Step 5: Solve for x
   x = 149,661,360,435,456/8,702,656
6. Step 6: Final answer
   x = 17,197,205.13