Finding the Fourth Proportional to 2,616.05, 3,610.22 and 1,437.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.05 : 3,610.22 = 1,437.19 : x
2. Step 2: Convert to fraction form
   2,616.05/3,610.22 = 1,437.19/x
3. Step 3: Cross multiply
   2,616.05x = 3,610.22 × 1,437.19
4. Step 4: Simplify right side
   2,616.05x = 5,188,584.26
5. Step 5: Solve for x
   x = 5,188,584.26/2,616.05
6. Step 6: Final answer
   x = 1,983.37