Finding the Fourth Proportional to 2,002.26, 3,005.10 and 1,028.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.26 : 3,005.10 = 1,028.88 : x
2. Step 2: Convert to fraction form
   2,002.26/3,005.10 = 1,028.88/x
3. Step 3: Cross multiply
   2,002.26x = 3,005.10 × 1,028.88
4. Step 4: Simplify right side
   2,002.26x = 3,091,887.29
5. Step 5: Solve for x
   x = 3,091,887.29/2,002.26
6. Step 6: Final answer
   x = 1,544.20