Finding the Fourth Proportional to 12,196.97, 18,284.52 and 4,403.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.97 : 18,284.52 = 4,403.96 : x
2. Step 2: Convert to fraction form
   12,196.97/18,284.52 = 4,403.96/x
3. Step 3: Cross multiply
   12,196.97x = 18,284.52 × 4,403.96
4. Step 4: Simplify right side
   12,196.97x = 80,524,294.70
5. Step 5: Solve for x
   x = 80,524,294.70/12,196.97
6. Step 6: Final answer
   x = 6,601.99