Finding the Third Proportional to 3,838,718 and 8,208,796

Step by Step Solution

1. Step 1: Write the proportion equation
   3,838,718 : 8,208,796 = 8,208,796 : x
2. Step 2: Convert to fraction form
   3,838,718/8,208,796 = 8,208,796/x
3. Step 3: Cross multiply
   3,838,718x = 8,208,796 × 8,208,796
4. Step 4: Simplify right side
   3,838,718x = 67,384,331,769,616
5. Step 5: Solve for x
   x = 67,384,331,769,616/3,838,718
6. Step 6: Final answer
   x = 17,553,863.50