Finding the Fourth Proportional to 2,141.16, 2,952.82 and 1,643.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.16 : 2,952.82 = 1,643.82 : x
2. Step 2: Convert to fraction form
   2,141.16/2,952.82 = 1,643.82/x
3. Step 3: Cross multiply
   2,141.16x = 2,952.82 × 1,643.82
4. Step 4: Simplify right side
   2,141.16x = 4,853,904.57
5. Step 5: Solve for x
   x = 4,853,904.57/2,141.16
6. Step 6: Final answer
   x = 2,266.95