Finding the Third Proportional to 1,351,612 and 1,889,636

Step by Step Solution

1. Step 1: Write the proportion equation
   1,351,612 : 1,889,636 = 1,889,636 : x
2. Step 2: Convert to fraction form
   1,351,612/1,889,636 = 1,889,636/x
3. Step 3: Cross multiply
   1,351,612x = 1,889,636 × 1,889,636
4. Step 4: Simplify right side
   1,351,612x = 3,570,724,212,496
5. Step 5: Solve for x
   x = 3,570,724,212,496/1,351,612
6. Step 6: Final answer
   x = 2,641,826.36