Finding the Third Proportional to 2,141,954 and 2,855,619

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,954 : 2,855,619 = 2,855,619 : x
2. Step 2: Convert to fraction form
   2,141,954/2,855,619 = 2,855,619/x
3. Step 3: Cross multiply
   2,141,954x = 2,855,619 × 2,855,619
4. Step 4: Simplify right side
   2,141,954x = 8,154,559,873,161
5. Step 5: Solve for x
   x = 8,154,559,873,161/2,141,954
6. Step 6: Final answer
   x = 3,807,065.83