Finding the Fourth Proportional to 2,847.41, 4,270.25 and 998.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,847.41 : 4,270.25 = 998.18 : x
2. Step 2: Convert to fraction form
   2,847.41/4,270.25 = 998.18/x
3. Step 3: Cross multiply
   2,847.41x = 4,270.25 × 998.18
4. Step 4: Simplify right side
   2,847.41x = 4,262,451.80
5. Step 5: Solve for x
   x = 4,262,451.80/2,847.41
6. Step 6: Final answer
   x = 1,496.96