Finding the Fourth Proportional to 2,196.09, 3,294.33 and 1,155.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.09 : 3,294.33 = 1,155.42 : x
2. Step 2: Convert to fraction form
   2,196.09/3,294.33 = 1,155.42/x
3. Step 3: Cross multiply
   2,196.09x = 3,294.33 × 1,155.42
4. Step 4: Simplify right side
   2,196.09x = 3,806,334.77
5. Step 5: Solve for x
   x = 3,806,334.77/2,196.09
6. Step 6: Final answer
   x = 1,733.23