Finding the Fourth Proportional to 2,196.94, 3,031.71 and 1,202.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.94 : 3,031.71 = 1,202.19 : x
2. Step 2: Convert to fraction form
   2,196.94/3,031.71 = 1,202.19/x
3. Step 3: Cross multiply
   2,196.94x = 3,031.71 × 1,202.19
4. Step 4: Simplify right side
   2,196.94x = 3,644,691.44
5. Step 5: Solve for x
   x = 3,644,691.44/2,196.94
6. Step 6: Final answer
   x = 1,658.99