Finding the Fourth Proportional to 4,216.24, 6,308.52 and 3,994

Step by Step Solution

1. Step 1: Write the proportion equation
   4,216.24 : 6,308.52 = 3,994 : x
2. Step 2: Convert to fraction form
   4,216.24/6,308.52 = 3,994/x
3. Step 3: Cross multiply
   4,216.24x = 6,308.52 × 3,994
4. Step 4: Simplify right side
   4,216.24x = 25,196,228.88
5. Step 5: Solve for x
   x = 25,196,228.88/4,216.24
6. Step 6: Final answer
   x = 5,975.99