Finding the Fourth Proportional to 3,616.33, 4,990.78 and 2,023.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,616.33 : 4,990.78 = 2,023.12 : x
2. Step 2: Convert to fraction form
   3,616.33/4,990.78 = 2,023.12/x
3. Step 3: Cross multiply
   3,616.33x = 4,990.78 × 2,023.12
4. Step 4: Simplify right side
   3,616.33x = 10,096,936.72
5. Step 5: Solve for x
   x = 10,096,936.72/3,616.33
6. Step 6: Final answer
   x = 2,792.04