Finding the Fourth Proportional to 16,860.52, 23,267.52 and 9,408.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,860.52 : 23,267.52 = 9,408.52 : x
2. Step 2: Convert to fraction form
   16,860.52/23,267.52 = 9,408.52/x
3. Step 3: Cross multiply
   16,860.52x = 23,267.52 × 9,408.52
4. Step 4: Simplify right side
   16,860.52x = 218,912,927.27
5. Step 5: Solve for x
   x = 218,912,927.27/16,860.52
6. Step 6: Final answer
   x = 12,983.76