Finding the Fourth Proportional to 2,321.82, 3,480.90 and 1,589.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.82 : 3,480.90 = 1,589.17 : x
2. Step 2: Convert to fraction form
   2,321.82/3,480.90 = 1,589.17/x
3. Step 3: Cross multiply
   2,321.82x = 3,480.90 × 1,589.17
4. Step 4: Simplify right side
   2,321.82x = 5,531,737.88
5. Step 5: Solve for x
   x = 5,531,737.88/2,321.82
6. Step 6: Final answer
   x = 2,382.51