Finding the Third Proportional to 3,670,171 and 5,643,796

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,171 : 5,643,796 = 5,643,796 : x
2. Step 2: Convert to fraction form
   3,670,171/5,643,796 = 5,643,796/x
3. Step 3: Cross multiply
   3,670,171x = 5,643,796 × 5,643,796
4. Step 4: Simplify right side
   3,670,171x = 31,852,433,289,616
5. Step 5: Solve for x
   x = 31,852,433,289,616/3,670,171
6. Step 6: Final answer
   x = 8,678,732.76