Finding the Fourth Proportional to 2,228.58, 3,075.57 and 1,233.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.58 : 3,075.57 = 1,233.83 : x
2. Step 2: Convert to fraction form
   2,228.58/3,075.57 = 1,233.83/x
3. Step 3: Cross multiply
   2,228.58x = 3,075.57 × 1,233.83
4. Step 4: Simplify right side
   2,228.58x = 3,794,738.22
5. Step 5: Solve for x
   x = 3,794,738.22/2,228.58
6. Step 6: Final answer
   x = 1,702.76