Finding the Fourth Proportional to 2,339.23, 3,509.86 and 1,648.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.23 : 3,509.86 = 1,648.27 : x
2. Step 2: Convert to fraction form
   2,339.23/3,509.86 = 1,648.27/x
3. Step 3: Cross multiply
   2,339.23x = 3,509.86 × 1,648.27
4. Step 4: Simplify right side
   2,339.23x = 5,785,196.94
5. Step 5: Solve for x
   x = 5,785,196.94/2,339.23
6. Step 6: Final answer
   x = 2,473.13