Finding the Fourth Proportional to 16,196.10, 22,342.98 and 9,477.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,196.10 : 22,342.98 = 9,477.61 : x
2. Step 2: Convert to fraction form
   16,196.10/22,342.98 = 9,477.61/x
3. Step 3: Cross multiply
   16,196.10x = 22,342.98 × 9,477.61
4. Step 4: Simplify right side
   16,196.10x = 211,757,938.96
5. Step 5: Solve for x
   x = 211,757,938.96/16,196.10
6. Step 6: Final answer
   x = 13,074.63