Finding the Fourth Proportional to 16,665.75, 24,991.34 and 6,667.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,665.75 : 24,991.34 = 6,667.52 : x
2. Step 2: Convert to fraction form
   16,665.75/24,991.34 = 6,667.52/x
3. Step 3: Cross multiply
   16,665.75x = 24,991.34 × 6,667.52
4. Step 4: Simplify right side
   16,665.75x = 166,630,100.98
5. Step 5: Solve for x
   x = 166,630,100.98/16,665.75
6. Step 6: Final answer
   x = 9,998.36