Finding the Fourth Proportional to 3,407.48, 5,111.32 and 942.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407.48 : 5,111.32 = 942.32 : x
2. Step 2: Convert to fraction form
   3,407.48/5,111.32 = 942.32/x
3. Step 3: Cross multiply
   3,407.48x = 5,111.32 × 942.32
4. Step 4: Simplify right side
   3,407.48x = 4,816,499.06
5. Step 5: Solve for x
   x = 4,816,499.06/3,407.48
6. Step 6: Final answer
   x = 1,413.51