Finding the Third Proportional to 1,165,518 and 1,800,045

Step by Step Solution

1. Step 1: Write the proportion equation
   1,165,518 : 1,800,045 = 1,800,045 : x
2. Step 2: Convert to fraction form
   1,165,518/1,800,045 = 1,800,045/x
3. Step 3: Cross multiply
   1,165,518x = 1,800,045 × 1,800,045
4. Step 4: Simplify right side
   1,165,518x = 3,240,162,002,025
5. Step 5: Solve for x
   x = 3,240,162,002,025/1,165,518
6. Step 6: Final answer
   x = 2,780,018.84