Finding the Fourth Proportional to 16,731.82, 25,099.85 and 5,636.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,731.82 : 25,099.85 = 5,636.17 : x
2. Step 2: Convert to fraction form
   16,731.82/25,099.85 = 5,636.17/x
3. Step 3: Cross multiply
   16,731.82x = 25,099.85 × 5,636.17
4. Step 4: Simplify right side
   16,731.82x = 141,467,021.57
5. Step 5: Solve for x
   x = 141,467,021.57/16,731.82
6. Step 6: Final answer
   x = 8,454.97