Finding the Fourth Proportional to 3,175.02, 4,759.77 and 1,228.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,175.02 : 4,759.77 = 1,228.59 : x
2. Step 2: Convert to fraction form
   3,175.02/4,759.77 = 1,228.59/x
3. Step 3: Cross multiply
   3,175.02x = 4,759.77 × 1,228.59
4. Step 4: Simplify right side
   3,175.02x = 5,847,805.82
5. Step 5: Solve for x
   x = 5,847,805.82/3,175.02
6. Step 6: Final answer
   x = 1,841.82