Finding the Fourth Proportional to 2,458.22, 3,685.52 and 1,581.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.22 : 3,685.52 = 1,581.71 : x
2. Step 2: Convert to fraction form
   2,458.22/3,685.52 = 1,581.71/x
3. Step 3: Cross multiply
   2,458.22x = 3,685.52 × 1,581.71
4. Step 4: Simplify right side
   2,458.22x = 5,829,409.37
5. Step 5: Solve for x
   x = 5,829,409.37/2,458.22
6. Step 6: Final answer
   x = 2,371.40