Finding the Fourth Proportional to 4,002.21, 5,992.38 and 3,382.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,002.21 : 5,992.38 = 3,382.56 : x
2. Step 2: Convert to fraction form
   4,002.21/5,992.38 = 3,382.56/x
3. Step 3: Cross multiply
   4,002.21x = 5,992.38 × 3,382.56
4. Step 4: Simplify right side
   4,002.21x = 20,269,584.89
5. Step 5: Solve for x
   x = 20,269,584.89/4,002.21
6. Step 6: Final answer
   x = 5,064.60