Finding the Third Proportional to 2,589,190 and 4,020,105

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,190 : 4,020,105 = 4,020,105 : x
2. Step 2: Convert to fraction form
   2,589,190/4,020,105 = 4,020,105/x
3. Step 3: Cross multiply
   2,589,190x = 4,020,105 × 4,020,105
4. Step 4: Simplify right side
   2,589,190x = 16,161,244,211,025
5. Step 5: Solve for x
   x = 16,161,244,211,025/2,589,190
6. Step 6: Final answer
   x = 6,241,814.70