Finding the Fourth Proportional to 2,328.55, 3,493.50 and 942.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328.55 : 3,493.50 = 942.31 : x
2. Step 2: Convert to fraction form
   2,328.55/3,493.50 = 942.31/x
3. Step 3: Cross multiply
   2,328.55x = 3,493.50 × 942.31
4. Step 4: Simplify right side
   2,328.55x = 3,291,958.94
5. Step 5: Solve for x
   x = 3,291,958.94/2,328.55
6. Step 6: Final answer
   x = 1,413.74