Finding the Fourth Proportional to 3,890.22, 5,371.50 and 3,182.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,890.22 : 5,371.50 = 3,182.82 : x
2. Step 2: Convert to fraction form
   3,890.22/5,371.50 = 3,182.82/x
3. Step 3: Cross multiply
   3,890.22x = 5,371.50 × 3,182.82
4. Step 4: Simplify right side
   3,890.22x = 17,096,517.63
5. Step 5: Solve for x
   x = 17,096,517.63/3,890.22
6. Step 6: Final answer
   x = 4,394.74