Finding the Third Proportional to 1,284,067.69 and 1,922,590.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,067.69 : 1,922,590.69 = 1,922,590.69 : x
2. Step 2: Convert to fraction form
   1,284,067.69/1,922,590.69 = 1,922,590.69/x
3. Step 3: Cross multiply
   1,284,067.69x = 1,922,590.69 × 1,922,590.69
4. Step 4: Simplify right side
   1,284,067.69x = 3,696,354,951,661.72
5. Step 5: Solve for x
   x = 3,696,354,951,661.72/1,284,067.69
6. Step 6: Final answer
   x = 2,878,629.36