Finding the Fourth Proportional to 2,619.39, 3,614.83 and 1,424.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619.39 : 3,614.83 = 1,424.46 : x
2. Step 2: Convert to fraction form
   2,619.39/3,614.83 = 1,424.46/x
3. Step 3: Cross multiply
   2,619.39x = 3,614.83 × 1,424.46
4. Step 4: Simplify right side
   2,619.39x = 5,149,180.74
5. Step 5: Solve for x
   x = 5,149,180.74/2,619.39
6. Step 6: Final answer
   x = 1,965.79