Finding the Fourth Proportional to 2,413.27, 3,618.68 and 1,178.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.27 : 3,618.68 = 1,178.83 : x
2. Step 2: Convert to fraction form
   2,413.27/3,618.68 = 1,178.83/x
3. Step 3: Cross multiply
   2,413.27x = 3,618.68 × 1,178.83
4. Step 4: Simplify right side
   2,413.27x = 4,265,784.56
5. Step 5: Solve for x
   x = 4,265,784.56/2,413.27
6. Step 6: Final answer
   x = 1,767.64