Finding the Fourth Proportional to 2,003.31, 3,003.75 and 616.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.31 : 3,003.75 = 616.28 : x
2. Step 2: Convert to fraction form
   2,003.31/3,003.75 = 616.28/x
3. Step 3: Cross multiply
   2,003.31x = 3,003.75 × 616.28
4. Step 4: Simplify right side
   2,003.31x = 1,851,136.03
5. Step 5: Solve for x
   x = 1,851,136.03/2,003.31
6. Step 6: Final answer
   x = 924.04