Finding the Fourth Proportional to 2,409.22, 3,323.46 and 1,623.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,409.22 : 3,323.46 = 1,623.52 : x
2. Step 2: Convert to fraction form
   2,409.22/3,323.46 = 1,623.52/x
3. Step 3: Cross multiply
   2,409.22x = 3,323.46 × 1,623.52
4. Step 4: Simplify right side
   2,409.22x = 5,395,703.78
5. Step 5: Solve for x
   x = 5,395,703.78/2,409.22
6. Step 6: Final answer
   x = 2,239.61