Finding the Fourth Proportional to 2,196.72, 3,295.28 and 695.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.72 : 3,295.28 = 695.64 : x
2. Step 2: Convert to fraction form
   2,196.72/3,295.28 = 695.64/x
3. Step 3: Cross multiply
   2,196.72x = 3,295.28 × 695.64
4. Step 4: Simplify right side
   2,196.72x = 2,292,328.58
5. Step 5: Solve for x
   x = 2,292,328.58/2,196.72
6. Step 6: Final answer
   x = 1,043.52