Finding the Fourth Proportional to 3,196.02, 4,795.40 and 2,159.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.02 : 4,795.40 = 2,159.92 : x
2. Step 2: Convert to fraction form
   3,196.02/4,795.40 = 2,159.92/x
3. Step 3: Cross multiply
   3,196.02x = 4,795.40 × 2,159.92
4. Step 4: Simplify right side
   3,196.02x = 10,357,680.37
5. Step 5: Solve for x
   x = 10,357,680.37/3,196.02
6. Step 6: Final answer
   x = 3,240.81