Finding the Fourth Proportional to 5,896.32, 8,139.35 and 3,538

Step by Step Solution

1. Step 1: Write the proportion equation
   5,896.32 : 8,139.35 = 3,538 : x
2. Step 2: Convert to fraction form
   5,896.32/8,139.35 = 3,538/x
3. Step 3: Cross multiply
   5,896.32x = 8,139.35 × 3,538
4. Step 4: Simplify right side
   5,896.32x = 28,797,020.30
5. Step 5: Solve for x
   x = 28,797,020.30/5,896.32
6. Step 6: Final answer
   x = 4,883.90