Finding the Fourth Proportional to 2,196.54, 3,031.24 and 1,201.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.54 : 3,031.24 = 1,201.82 : x
2. Step 2: Convert to fraction form
   2,196.54/3,031.24 = 1,201.82/x
3. Step 3: Cross multiply
   2,196.54x = 3,031.24 × 1,201.82
4. Step 4: Simplify right side
   2,196.54x = 3,643,004.86
5. Step 5: Solve for x
   x = 3,643,004.86/2,196.54
6. Step 6: Final answer
   x = 1,658.52