Finding the Fourth Proportional to 3,984, 5,498.24 and 2,328.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,984 : 5,498.24 = 2,328.32 : x
2. Step 2: Convert to fraction form
   3,984/5,498.24 = 2,328.32/x
3. Step 3: Cross multiply
   3,984x = 5,498.24 × 2,328.32
4. Step 4: Simplify right side
   3,984x = 12,801,662.16
5. Step 5: Solve for x
   x = 12,801,662.16/3,984
6. Step 6: Final answer
   x = 3,213.27