Finding the Fourth Proportional to 3,539.38, 5,308.98 and 942.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,539.38 : 5,308.98 = 942.34 : x
2. Step 2: Convert to fraction form
   3,539.38/5,308.98 = 942.34/x
3. Step 3: Cross multiply
   3,539.38x = 5,308.98 × 942.34
4. Step 4: Simplify right side
   3,539.38x = 5,002,864.21
5. Step 5: Solve for x
   x = 5,002,864.21/3,539.38
6. Step 6: Final answer
   x = 1,413.49