Finding the Fourth Proportional to 2,196.03, 3,293.17 and 1,272.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.03 : 3,293.17 = 1,272.23 : x
2. Step 2: Convert to fraction form
   2,196.03/3,293.17 = 1,272.23/x
3. Step 3: Cross multiply
   2,196.03x = 3,293.17 × 1,272.23
4. Step 4: Simplify right side
   2,196.03x = 4,189,650.02
5. Step 5: Solve for x
   x = 4,189,650.02/2,196.03
6. Step 6: Final answer
   x = 1,907.83