Finding the Fourth Proportional to 2,326.28, 3,210.18 and 1,664.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.28 : 3,210.18 = 1,664.24 : x
2. Step 2: Convert to fraction form
   2,326.28/3,210.18 = 1,664.24/x
3. Step 3: Cross multiply
   2,326.28x = 3,210.18 × 1,664.24
4. Step 4: Simplify right side
   2,326.28x = 5,342,509.96
5. Step 5: Solve for x
   x = 5,342,509.96/2,326.28
6. Step 6: Final answer
   x = 2,296.59