Finding the Fourth Proportional to 2,889.96, 4,335.96 and 942.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,889.96 : 4,335.96 = 942.15 : x
2. Step 2: Convert to fraction form
   2,889.96/4,335.96 = 942.15/x
3. Step 3: Cross multiply
   2,889.96x = 4,335.96 × 942.15
4. Step 4: Simplify right side
   2,889.96x = 4,085,124.71
5. Step 5: Solve for x
   x = 4,085,124.71/2,889.96
6. Step 6: Final answer
   x = 1,413.56