Finding the Fourth Proportional to 2,002.72, 3,004.18 and 616.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.72 : 3,004.18 = 616.26 : x
2. Step 2: Convert to fraction form
   2,002.72/3,004.18 = 616.26/x
3. Step 3: Cross multiply
   2,002.72x = 3,004.18 × 616.26
4. Step 4: Simplify right side
   2,002.72x = 1,851,355.97
5. Step 5: Solve for x
   x = 1,851,355.97/2,002.72
6. Step 6: Final answer
   x = 924.42