Finding the Fourth Proportional to 14,388.37, 19,851.38 and 8,099.53

Step by Step Solution

1. Step 1: Write the proportion equation
   14,388.37 : 19,851.38 = 8,099.53 : x
2. Step 2: Convert to fraction form
   14,388.37/19,851.38 = 8,099.53/x
3. Step 3: Cross multiply
   14,388.37x = 19,851.38 × 8,099.53
4. Step 4: Simplify right side
   14,388.37x = 160,786,788.10
5. Step 5: Solve for x
   x = 160,786,788.10/14,388.37
6. Step 6: Final answer
   x = 11,174.78