Finding the Fourth Proportional to 3,185.85, 4,396.83 and 3,083.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,185.85 : 4,396.83 = 3,083.79 : x
2. Step 2: Convert to fraction form
   3,185.85/4,396.83 = 3,083.79/x
3. Step 3: Cross multiply
   3,185.85x = 4,396.83 × 3,083.79
4. Step 4: Simplify right side
   3,185.85x = 13,558,900.39
5. Step 5: Solve for x
   x = 13,558,900.39/3,185.85
6. Step 6: Final answer
   x = 4,255.98