Finding the Fourth Proportional to 3,196.96, 4,805.20 and 2,335.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.96 : 4,805.20 = 2,335.12 : x
2. Step 2: Convert to fraction form
   3,196.96/4,805.20 = 2,335.12/x
3. Step 3: Cross multiply
   3,196.96x = 4,805.20 × 2,335.12
4. Step 4: Simplify right side
   3,196.96x = 11,220,718.62
5. Step 5: Solve for x
   x = 11,220,718.62/3,196.96
6. Step 6: Final answer
   x = 3,509.81