Finding the Fourth Proportional to 4,335.48, 5,979.72 and 3,216.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,335.48 : 5,979.72 = 3,216.42 : x
2. Step 2: Convert to fraction form
   4,335.48/5,979.72 = 3,216.42/x
3. Step 3: Cross multiply
   4,335.48x = 5,979.72 × 3,216.42
4. Step 4: Simplify right side
   4,335.48x = 19,233,291.00
5. Step 5: Solve for x
   x = 19,233,291.00/4,335.48
6. Step 6: Final answer
   x = 4,436.25