Finding the Fourth Proportional to 2,196.47, 3,295.68 and 809.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.47 : 3,295.68 = 809.48 : x
2. Step 2: Convert to fraction form
   2,196.47/3,295.68 = 809.48/x
3. Step 3: Cross multiply
   2,196.47x = 3,295.68 × 809.48
4. Step 4: Simplify right side
   2,196.47x = 2,667,783.00
5. Step 5: Solve for x
   x = 2,667,783.00/2,196.47
6. Step 6: Final answer
   x = 1,214.58