Finding the Third Proportional to 1,383,992.72 and 1,863,119.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383,992.72 : 1,863,119.81 = 1,863,119.81 : x
2. Step 2: Convert to fraction form
   1,383,992.72/1,863,119.81 = 1,863,119.81/x
3. Step 3: Cross multiply
   1,383,992.72x = 1,863,119.81 × 1,863,119.81
4. Step 4: Simplify right side
   1,383,992.72x = 3,471,215,435,730.04
5. Step 5: Solve for x
   x = 3,471,215,435,730.04/1,383,992.72
6. Step 6: Final answer
   x = 2,508,116.83