Finding the Fourth Proportional to 2,163.31, 3,238.89 and 1,799.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,163.31 : 3,238.89 = 1,799.42 : x
2. Step 2: Convert to fraction form
   2,163.31/3,238.89 = 1,799.42/x
3. Step 3: Cross multiply
   2,163.31x = 3,238.89 × 1,799.42
4. Step 4: Simplify right side
   2,163.31x = 5,828,100.50
5. Step 5: Solve for x
   x = 5,828,100.50/2,163.31
6. Step 6: Final answer
   x = 2,694.07