Finding the Fourth Proportional to 14,196.99, 19,591.56 and 8,228.51

Step by Step Solution

1. Step 1: Write the proportion equation
   14,196.99 : 19,591.56 = 8,228.51 : x
2. Step 2: Convert to fraction form
   14,196.99/19,591.56 = 8,228.51/x
3. Step 3: Cross multiply
   14,196.99x = 19,591.56 × 8,228.51
4. Step 4: Simplify right side
   14,196.99x = 161,209,249.42
5. Step 5: Solve for x
   x = 161,209,249.42/14,196.99
6. Step 6: Final answer
   x = 11,355.17