Finding the Fourth Proportional to 2,868.26, 4,304.21 and 1,224.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.26 : 4,304.21 = 1,224.82 : x
2. Step 2: Convert to fraction form
   2,868.26/4,304.21 = 1,224.82/x
3. Step 3: Cross multiply
   2,868.26x = 4,304.21 × 1,224.82
4. Step 4: Simplify right side
   2,868.26x = 5,271,870.20
5. Step 5: Solve for x
   x = 5,271,870.20/2,868.26
6. Step 6: Final answer
   x = 1,838.00