Finding the Fourth Proportional to 2,111.86, 3,168.77 and 941.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.86 : 3,168.77 = 941.73 : x
2. Step 2: Convert to fraction form
   2,111.86/3,168.77 = 941.73/x
3. Step 3: Cross multiply
   2,111.86x = 3,168.77 × 941.73
4. Step 4: Simplify right side
   2,111.86x = 2,984,141.21
5. Step 5: Solve for x
   x = 2,984,141.21/2,111.86
6. Step 6: Final answer
   x = 1,413.04