Finding the Fourth Proportional to 2,274.15, 3,413.39 and 1,179.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,274.15 : 3,413.39 = 1,179.30 : x
2. Step 2: Convert to fraction form
   2,274.15/3,413.39 = 1,179.30/x
3. Step 3: Cross multiply
   2,274.15x = 3,413.39 × 1,179.30
4. Step 4: Simplify right side
   2,274.15x = 4,025,410.83
5. Step 5: Solve for x
   x = 4,025,410.83/2,274.15
6. Step 6: Final answer
   x = 1,770.07