Finding the Fourth Proportional to 2,196.76, 3,031.54 and 1,202.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.76 : 3,031.54 = 1,202.08 : x
2. Step 2: Convert to fraction form
   2,196.76/3,031.54 = 1,202.08/x
3. Step 3: Cross multiply
   2,196.76x = 3,031.54 × 1,202.08
4. Step 4: Simplify right side
   2,196.76x = 3,644,138.45
5. Step 5: Solve for x
   x = 3,644,138.45/2,196.76
6. Step 6: Final answer
   x = 1,658.87