Finding the Fourth Proportional to 13,454.82, 20,185.31 and 4,096.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,454.82 : 20,185.31 = 4,096.17 : x
2. Step 2: Convert to fraction form
   13,454.82/20,185.31 = 4,096.17/x
3. Step 3: Cross multiply
   13,454.82x = 20,185.31 × 4,096.17
4. Step 4: Simplify right side
   13,454.82x = 82,682,440.78
5. Step 5: Solve for x
   x = 82,682,440.78/13,454.82
6. Step 6: Final answer
   x = 6,145.19