Finding the Fourth Proportional to 2,379.48, 3,283.89 and 1,581.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.48 : 3,283.89 = 1,581.41 : x
2. Step 2: Convert to fraction form
   2,379.48/3,283.89 = 1,581.41/x
3. Step 3: Cross multiply
   2,379.48x = 3,283.89 × 1,581.41
4. Step 4: Simplify right side
   2,379.48x = 5,193,160.07
5. Step 5: Solve for x
   x = 5,193,160.07/2,379.48
6. Step 6: Final answer
   x = 2,182.48