Finding the Fourth Proportional to 2,626.41, 3,944.57 and 2,409.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,626.41 : 3,944.57 = 2,409.69 : x
2. Step 2: Convert to fraction form
   2,626.41/3,944.57 = 2,409.69/x
3. Step 3: Cross multiply
   2,626.41x = 3,944.57 × 2,409.69
4. Step 4: Simplify right side
   2,626.41x = 9,505,178.83
5. Step 5: Solve for x
   x = 9,505,178.83/2,626.41
6. Step 6: Final answer
   x = 3,619.08