Finding the Fourth Proportional to 2,356.82, 3,535.81 and 1,664.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.82 : 3,535.81 = 1,664.84 : x
2. Step 2: Convert to fraction form
   2,356.82/3,535.81 = 1,664.84/x
3. Step 3: Cross multiply
   2,356.82x = 3,535.81 × 1,664.84
4. Step 4: Simplify right side
   2,356.82x = 5,886,557.92
5. Step 5: Solve for x
   x = 5,886,557.92/2,356.82
6. Step 6: Final answer
   x = 2,497.67