Finding the Third Proportional to 3,324,789 and 7,181,019

Step by Step Solution

1. Step 1: Write the proportion equation
   3,324,789 : 7,181,019 = 7,181,019 : x
2. Step 2: Convert to fraction form
   3,324,789/7,181,019 = 7,181,019/x
3. Step 3: Cross multiply
   3,324,789x = 7,181,019 × 7,181,019
4. Step 4: Simplify right side
   3,324,789x = 51,567,033,878,361
5. Step 5: Solve for x
   x = 51,567,033,878,361/3,324,789
6. Step 6: Final answer
   x = 15,509,866.60