Finding the Fourth Proportional to 2,412.05, 3,327.89 and 1,664.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412.05 : 3,327.89 = 1,664.82 : x
2. Step 2: Convert to fraction form
   2,412.05/3,327.89 = 1,664.82/x
3. Step 3: Cross multiply
   2,412.05x = 3,327.89 × 1,664.82
4. Step 4: Simplify right side
   2,412.05x = 5,540,329.51
5. Step 5: Solve for x
   x = 5,540,329.51/2,412.05
6. Step 6: Final answer
   x = 2,296.94