Finding the Fourth Proportional to 19,863.82, 29,824.89 and 8,199.82

Step by Step Solution

1. Step 1: Write the proportion equation
   19,863.82 : 29,824.89 = 8,199.82 : x
2. Step 2: Convert to fraction form
   19,863.82/29,824.89 = 8,199.82/x
3. Step 3: Cross multiply
   19,863.82x = 29,824.89 × 8,199.82
4. Step 4: Simplify right side
   19,863.82x = 244,558,729.52
5. Step 5: Solve for x
   x = 244,558,729.52/19,863.82
6. Step 6: Final answer
   x = 12,311.77