Finding the Third Proportional to 12,669,328 and 27,661,792

Step by Step Solution

1. Step 1: Write the proportion equation
   12,669,328 : 27,661,792 = 27,661,792 : x
2. Step 2: Convert to fraction form
   12,669,328/27,661,792 = 27,661,792/x
3. Step 3: Cross multiply
   12,669,328x = 27,661,792 × 27,661,792
4. Step 4: Simplify right side
   12,669,328x = 765,174,736,651,264
5. Step 5: Solve for x
   x = 765,174,736,651,264/12,669,328
6. Step 6: Final answer
   x = 60,395,842.36