Finding the Fourth Proportional to 2,196.54, 3,026.07 and 1,805.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.54 : 3,026.07 = 1,805.82 : x
2. Step 2: Convert to fraction form
   2,196.54/3,026.07 = 1,805.82/x
3. Step 3: Cross multiply
   2,196.54x = 3,026.07 × 1,805.82
4. Step 4: Simplify right side
   2,196.54x = 5,464,537.73
5. Step 5: Solve for x
   x = 5,464,537.73/2,196.54
6. Step 6: Final answer
   x = 2,487.79