Finding the Third Proportional to 1,260,520 and 1,836,612

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,520 : 1,836,612 = 1,836,612 : x
2. Step 2: Convert to fraction form
   1,260,520/1,836,612 = 1,836,612/x
3. Step 3: Cross multiply
   1,260,520x = 1,836,612 × 1,836,612
4. Step 4: Simplify right side
   1,260,520x = 3,373,143,638,544
5. Step 5: Solve for x
   x = 3,373,143,638,544/1,260,520
6. Step 6: Final answer
   x = 2,675,993.75