Finding the Fourth Proportional to 16,410.69, 22,646.34 and 9,336.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,410.69 : 22,646.34 = 9,336.69 : x
2. Step 2: Convert to fraction form
   16,410.69/22,646.34 = 9,336.69/x
3. Step 3: Cross multiply
   16,410.69x = 22,646.34 × 9,336.69
4. Step 4: Simplify right side
   16,410.69x = 211,441,856.21
5. Step 5: Solve for x
   x = 211,441,856.21/16,410.69
6. Step 6: Final answer
   x = 12,884.40