Finding the Fourth Proportional to 16,667.91, 25,003.14 and 5,574.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,667.91 : 25,003.14 = 5,574.64 : x
2. Step 2: Convert to fraction form
   16,667.91/25,003.14 = 5,574.64/x
3. Step 3: Cross multiply
   16,667.91x = 25,003.14 × 5,574.64
4. Step 4: Simplify right side
   16,667.91x = 139,383,504.37
5. Step 5: Solve for x
   x = 139,383,504.37/16,667.91
6. Step 6: Final answer
   x = 8,362.39