Finding the Third Proportional to 3,604,698 and 5,579,604

Step by Step Solution

1. Step 1: Write the proportion equation
   3,604,698 : 5,579,604 = 5,579,604 : x
2. Step 2: Convert to fraction form
   3,604,698/5,579,604 = 5,579,604/x
3. Step 3: Cross multiply
   3,604,698x = 5,579,604 × 5,579,604
4. Step 4: Simplify right side
   3,604,698x = 31,131,980,796,816
5. Step 5: Solve for x
   x = 31,131,980,796,816/3,604,698
6. Step 6: Final answer
   x = 8,636,501.81