Finding the Fourth Proportional to 2,543.94, 3,511.17 and 1,658.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.94 : 3,511.17 = 1,658.22 : x
2. Step 2: Convert to fraction form
   2,543.94/3,511.17 = 1,658.22/x
3. Step 3: Cross multiply
   2,543.94x = 3,511.17 × 1,658.22
4. Step 4: Simplify right side
   2,543.94x = 5,822,292.32
5. Step 5: Solve for x
   x = 5,822,292.32/2,543.94
6. Step 6: Final answer
   x = 2,288.69