Finding the Fourth Proportional to 4,111.86, 5,674.39 and 2,223.44

Step by Step Solution

1. Step 1: Write the proportion equation
   4,111.86 : 5,674.39 = 2,223.44 : x
2. Step 2: Convert to fraction form
   4,111.86/5,674.39 = 2,223.44/x
3. Step 3: Cross multiply
   4,111.86x = 5,674.39 × 2,223.44
4. Step 4: Simplify right side
   4,111.86x = 12,616,626.21
5. Step 5: Solve for x
   x = 12,616,626.21/4,111.86
6. Step 6: Final answer
   x = 3,068.35