Finding the Third Proportional to 2,141,290 and 3,152,777

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,290 : 3,152,777 = 3,152,777 : x
2. Step 2: Convert to fraction form
   2,141,290/3,152,777 = 3,152,777/x
3. Step 3: Cross multiply
   2,141,290x = 3,152,777 × 3,152,777
4. Step 4: Simplify right side
   2,141,290x = 9,940,002,811,729
5. Step 5: Solve for x
   x = 9,940,002,811,729/2,141,290
6. Step 6: Final answer
   x = 4,642,062.87