Finding the Fourth Proportional to 16,410.72, 22,646.48 and 9,336.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,410.72 : 22,646.48 = 9,336.98 : x
2. Step 2: Convert to fraction form
   16,410.72/22,646.48 = 9,336.98/x
3. Step 3: Cross multiply
   16,410.72x = 22,646.48 × 9,336.98
4. Step 4: Simplify right side
   16,410.72x = 211,449,730.83
5. Step 5: Solve for x
   x = 211,449,730.83/16,410.72
6. Step 6: Final answer
   x = 12,884.85