Finding the Fourth Proportional to 2,410.36, 3,323.70 and 1,665.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,410.36 : 3,323.70 = 1,665.40 : x
2. Step 2: Convert to fraction form
   2,410.36/3,323.70 = 1,665.40/x
3. Step 3: Cross multiply
   2,410.36x = 3,323.70 × 1,665.40
4. Step 4: Simplify right side
   2,410.36x = 5,535,289.98
5. Step 5: Solve for x
   x = 5,535,289.98/2,410.36
6. Step 6: Final answer
   x = 2,296.46