Finding the Fourth Proportional to 2,906,496.89, 4,356,916.77 and 1,389,788.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,906,496.89 : 4,356,916.77 = 1,389,788.09 : x
2. Step 2: Convert to fraction form
   2,906,496.89/4,356,916.77 = 1,389,788.09/x
3. Step 3: Cross multiply
   2,906,496.89x = 4,356,916.77 × 1,389,788.09
4. Step 4: Simplify right side
   2,906,496.89x = 6,055,191,036,067.27
5. Step 5: Solve for x
   x = 6,055,191,036,067.27/2,906,496.89
6. Step 6: Final answer
   x = 2,083,329.61