Finding the Fourth Proportional to 2,397.72, 3,596.16 and 1,099.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,397.72 : 3,596.16 = 1,099.08 : x
2. Step 2: Convert to fraction form
   2,397.72/3,596.16 = 1,099.08/x
3. Step 3: Cross multiply
   2,397.72x = 3,596.16 × 1,099.08
4. Step 4: Simplify right side
   2,397.72x = 3,952,467.53
5. Step 5: Solve for x
   x = 3,952,467.53/2,397.72
6. Step 6: Final answer
   x = 1,648.43