Finding the Fourth Proportional to 3,196.09, 4,787.88 and 2,097.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.09 : 4,787.88 = 2,097.12 : x
2. Step 2: Convert to fraction form
   3,196.09/4,787.88 = 2,097.12/x
3. Step 3: Cross multiply
   3,196.09x = 4,787.88 × 2,097.12
4. Step 4: Simplify right side
   3,196.09x = 10,040,769.00
5. Step 5: Solve for x
   x = 10,040,769.00/3,196.09
6. Step 6: Final answer
   x = 3,141.58