Finding the Fourth Proportional to 6,826.63, 10,239.94 and 1,896.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,826.63 : 10,239.94 = 1,896.31 : x
2. Step 2: Convert to fraction form
   6,826.63/10,239.94 = 1,896.31/x
3. Step 3: Cross multiply
   6,826.63x = 10,239.94 × 1,896.31
4. Step 4: Simplify right side
   6,826.63x = 19,418,100.62
5. Step 5: Solve for x
   x = 19,418,100.62/6,826.63
6. Step 6: Final answer
   x = 2,844.46