Finding the Fourth Proportional to 2,196.84, 3,293.12 and 1,271.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.84 : 3,293.12 = 1,271.54 : x
2. Step 2: Convert to fraction form
   2,196.84/3,293.12 = 1,271.54/x
3. Step 3: Cross multiply
   2,196.84x = 3,293.12 × 1,271.54
4. Step 4: Simplify right side
   2,196.84x = 4,187,333.80
5. Step 5: Solve for x
   x = 4,187,333.80/2,196.84
6. Step 6: Final answer
   x = 1,906.07