Finding the Fourth Proportional to 2,141.36, 2,935.78 and 2,102.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141.36 : 2,935.78 = 2,102.48 : x
2. Step 2: Convert to fraction form
   2,141.36/2,935.78 = 2,102.48/x
3. Step 3: Cross multiply
   2,141.36x = 2,935.78 × 2,102.48
4. Step 4: Simplify right side
   2,141.36x = 6,172,418.73
5. Step 5: Solve for x
   x = 6,172,418.73/2,141.36
6. Step 6: Final answer
   x = 2,882.48