Finding the Fourth Proportional to 10,922,078.10, 16,389,022.05 and 4,857,745.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,922,078.10 : 16,389,022.05 = 4,857,745.80 : x
2. Step 2: Convert to fraction form
   10,922,078.10/16,389,022.05 = 4,857,745.80/x
3. Step 3: Cross multiply
   10,922,078.10x = 16,389,022.05 × 4,857,745.80
4. Step 4: Simplify right side
   10,922,078.10x = 79,613,703,029,494.89
5. Step 5: Solve for x
   x = 79,613,703,029,494.89/10,922,078.10
6. Step 6: Final answer
   x = 7,289,244.99