Finding the Fourth Proportional to 2,190.92, 3,023.37 and 1,196.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,190.92 : 3,023.37 = 1,196.18 : x
2. Step 2: Convert to fraction form
   2,190.92/3,023.37 = 1,196.18/x
3. Step 3: Cross multiply
   2,190.92x = 3,023.37 × 1,196.18
4. Step 4: Simplify right side
   2,190.92x = 3,616,494.73
5. Step 5: Solve for x
   x = 3,616,494.73/2,190.92
6. Step 6: Final answer
   x = 1,650.67