Finding the Third Proportional to 3,651,628 and 7,880,616

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651,628 : 7,880,616 = 7,880,616 : x
2. Step 2: Convert to fraction form
   3,651,628/7,880,616 = 7,880,616/x
3. Step 3: Cross multiply
   3,651,628x = 7,880,616 × 7,880,616
4. Step 4: Simplify right side
   3,651,628x = 62,104,108,539,456
5. Step 5: Solve for x
   x = 62,104,108,539,456/3,651,628
6. Step 6: Final answer
   x = 17,007,238.56