Finding the Third Proportional to 1,150,438 and 1,800,747

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,438 : 1,800,747 = 1,800,747 : x
2. Step 2: Convert to fraction form
   1,150,438/1,800,747 = 1,800,747/x
3. Step 3: Cross multiply
   1,150,438x = 1,800,747 × 1,800,747
4. Step 4: Simplify right side
   1,150,438x = 3,242,689,758,009
5. Step 5: Solve for x
   x = 3,242,689,758,009/1,150,438
6. Step 6: Final answer
   x = 2,818,656.68