Finding the Fourth Proportional to 6,826.72, 10,243.29 and 3,538.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,826.72 : 10,243.29 = 3,538.03 : x
2. Step 2: Convert to fraction form
   6,826.72/10,243.29 = 3,538.03/x
3. Step 3: Cross multiply
   6,826.72x = 10,243.29 × 3,538.03
4. Step 4: Simplify right side
   6,826.72x = 36,241,067.32
5. Step 5: Solve for x
   x = 36,241,067.32/6,826.72
6. Step 6: Final answer
   x = 5,308.71