Finding the Fourth Proportional to 16,685.82, 25,011.30 and 5,583.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,685.82 : 25,011.30 = 5,583.38 : x
2. Step 2: Convert to fraction form
   16,685.82/25,011.30 = 5,583.38/x
3. Step 3: Cross multiply
   16,685.82x = 25,011.30 × 5,583.38
4. Step 4: Simplify right side
   16,685.82x = 139,647,439.22
5. Step 5: Solve for x
   x = 139,647,439.22/16,685.82
6. Step 6: Final answer
   x = 8,369.23