Finding the Third Proportional to 1,189,845 and 1,812,652

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,845 : 1,812,652 = 1,812,652 : x
2. Step 2: Convert to fraction form
   1,189,845/1,812,652 = 1,812,652/x
3. Step 3: Cross multiply
   1,189,845x = 1,812,652 × 1,812,652
4. Step 4: Simplify right side
   1,189,845x = 3,285,707,273,104
5. Step 5: Solve for x
   x = 3,285,707,273,104/1,189,845
6. Step 6: Final answer
   x = 2,761,458.23