Finding the Third Proportional to 3,649,572 and 5,335,686

Step by Step Solution

1. Step 1: Write the proportion equation
   3,649,572 : 5,335,686 = 5,335,686 : x
2. Step 2: Convert to fraction form
   3,649,572/5,335,686 = 5,335,686/x
3. Step 3: Cross multiply
   3,649,572x = 5,335,686 × 5,335,686
4. Step 4: Simplify right side
   3,649,572x = 28,469,545,090,596
5. Step 5: Solve for x
   x = 28,469,545,090,596/3,649,572
6. Step 6: Final answer
   x = 7,800,790.09