Finding the Fourth Proportional to 3,804.09, 5,249.25 and 2,312.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,804.09 : 5,249.25 = 2,312.82 : x
2. Step 2: Convert to fraction form
   3,804.09/5,249.25 = 2,312.82/x
3. Step 3: Cross multiply
   3,804.09x = 5,249.25 × 2,312.82
4. Step 4: Simplify right side
   3,804.09x = 12,140,570.39
5. Step 5: Solve for x
   x = 12,140,570.39/3,804.09
6. Step 6: Final answer
   x = 3,191.45