Finding the Fourth Proportional to 2,196.23, 3,294.22 and 1,581.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.23 : 3,294.22 = 1,581.03 : x
2. Step 2: Convert to fraction form
   2,196.23/3,294.22 = 1,581.03/x
3. Step 3: Cross multiply
   2,196.23x = 3,294.22 × 1,581.03
4. Step 4: Simplify right side
   2,196.23x = 5,208,260.65
5. Step 5: Solve for x
   x = 5,208,260.65/2,196.23
6. Step 6: Final answer
   x = 2,371.46