Finding the Fourth Proportional to 2,413.32, 3,621.81 and 1,591.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.32 : 3,621.81 = 1,591.32 : x
2. Step 2: Convert to fraction form
   2,413.32/3,621.81 = 1,591.32/x
3. Step 3: Cross multiply
   2,413.32x = 3,621.81 × 1,591.32
4. Step 4: Simplify right side
   2,413.32x = 5,763,458.69
5. Step 5: Solve for x
   x = 5,763,458.69/2,413.32
6. Step 6: Final answer
   x = 2,388.19