Finding the Fourth Proportional to 2,321.57, 3,480.52 and 1,588.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.57 : 3,480.52 = 1,588.92 : x
2. Step 2: Convert to fraction form
   2,321.57/3,480.52 = 1,588.92/x
3. Step 3: Cross multiply
   2,321.57x = 3,480.52 × 1,588.92
4. Step 4: Simplify right side
   2,321.57x = 5,530,272.80
5. Step 5: Solve for x
   x = 5,530,272.80/2,321.57
6. Step 6: Final answer
   x = 2,382.13