Finding the Fourth Proportional to 2,413.86, 3,330.89 and 1,351.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.86 : 3,330.89 = 1,351.56 : x
2. Step 2: Convert to fraction form
   2,413.86/3,330.89 = 1,351.56/x
3. Step 3: Cross multiply
   2,413.86x = 3,330.89 × 1,351.56
4. Step 4: Simplify right side
   2,413.86x = 4,501,890.93
5. Step 5: Solve for x
   x = 4,501,890.93/2,413.86
6. Step 6: Final answer
   x = 1,865.02