Finding the Fourth Proportional to 2,396.72, 3,308.62 and 1,601.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,396.72 : 3,308.62 = 1,601.38 : x
2. Step 2: Convert to fraction form
   2,396.72/3,308.62 = 1,601.38/x
3. Step 3: Cross multiply
   2,396.72x = 3,308.62 × 1,601.38
4. Step 4: Simplify right side
   2,396.72x = 5,298,357.90
5. Step 5: Solve for x
   x = 5,298,357.90/2,396.72
6. Step 6: Final answer
   x = 2,210.67