Finding the Fourth Proportional to 2,177.33, 3,263.56 and 942.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177.33 : 3,263.56 = 942.89 : x
2. Step 2: Convert to fraction form
   2,177.33/3,263.56 = 942.89/x
3. Step 3: Cross multiply
   2,177.33x = 3,263.56 × 942.89
4. Step 4: Simplify right side
   2,177.33x = 3,077,169.93
5. Step 5: Solve for x
   x = 3,077,169.93/2,177.33
6. Step 6: Final answer
   x = 1,413.28