Finding the Fourth Proportional to 4,404.42, 6,074.57 and 3,872.18

Step by Step Solution

1. Step 1: Write the proportion equation
   4,404.42 : 6,074.57 = 3,872.18 : x
2. Step 2: Convert to fraction form
   4,404.42/6,074.57 = 3,872.18/x
3. Step 3: Cross multiply
   4,404.42x = 6,074.57 × 3,872.18
4. Step 4: Simplify right side
   4,404.42x = 23,521,830.55
5. Step 5: Solve for x
   x = 23,521,830.55/4,404.42
6. Step 6: Final answer
   x = 5,340.50