Finding the Fourth Proportional to 2,614.16, 3,603.80 and 1,618.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,614.16 : 3,603.80 = 1,618.94 : x
2. Step 2: Convert to fraction form
   2,614.16/3,603.80 = 1,618.94/x
3. Step 3: Cross multiply
   2,614.16x = 3,603.80 × 1,618.94
4. Step 4: Simplify right side
   2,614.16x = 5,834,309.86
5. Step 5: Solve for x
   x = 5,834,309.86/2,614.16
6. Step 6: Final answer
   x = 2,231.81