Finding the Fourth Proportional to 3,616.54, 4,990.86 and 2,023.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,616.54 : 4,990.86 = 2,023.22 : x
2. Step 2: Convert to fraction form
   3,616.54/4,990.86 = 2,023.22/x
3. Step 3: Cross multiply
   3,616.54x = 4,990.86 × 2,023.22
4. Step 4: Simplify right side
   3,616.54x = 10,097,600.52
5. Step 5: Solve for x
   x = 10,097,600.52/3,616.54
6. Step 6: Final answer
   x = 2,792.06