Finding the Third Proportional to 4,189,170 and 6,405,596

Step by Step Solution

1. Step 1: Write the proportion equation
   4,189,170 : 6,405,596 = 6,405,596 : x
2. Step 2: Convert to fraction form
   4,189,170/6,405,596 = 6,405,596/x
3. Step 3: Cross multiply
   4,189,170x = 6,405,596 × 6,405,596
4. Step 4: Simplify right side
   4,189,170x = 41,031,660,115,216
5. Step 5: Solve for x
   x = 41,031,660,115,216/4,189,170
6. Step 6: Final answer
   x = 9,794,699.22