Finding the Fourth Proportional to 2,228.18, 3,074.86 and 1,233.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.18 : 3,074.86 = 1,233.46 : x
2. Step 2: Convert to fraction form
   2,228.18/3,074.86 = 1,233.46/x
3. Step 3: Cross multiply
   2,228.18x = 3,074.86 × 1,233.46
4. Step 4: Simplify right side
   2,228.18x = 3,792,722.20
5. Step 5: Solve for x
   x = 3,792,722.20/2,228.18
6. Step 6: Final answer
   x = 1,702.17