Finding the Fourth Proportional to 3,958.12, 5,935.69 and 2,205.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,958.12 : 5,935.69 = 2,205.82 : x
2. Step 2: Convert to fraction form
   3,958.12/5,935.69 = 2,205.82/x
3. Step 3: Cross multiply
   3,958.12x = 5,935.69 × 2,205.82
4. Step 4: Simplify right side
   3,958.12x = 13,093,063.72
5. Step 5: Solve for x
   x = 13,093,063.72/3,958.12
6. Step 6: Final answer
   x = 3,307.90