Finding the Fourth Proportional to 3,982.72, 5,494.57 and 2,303.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,982.72 : 5,494.57 = 2,303.82 : x
2. Step 2: Convert to fraction form
   3,982.72/5,494.57 = 2,303.82/x
3. Step 3: Cross multiply
   3,982.72x = 5,494.57 × 2,303.82
4. Step 4: Simplify right side
   3,982.72x = 12,658,500.26
5. Step 5: Solve for x
   x = 12,658,500.26/3,982.72
6. Step 6: Final answer
   x = 3,178.36