Finding the Fourth Proportional to 14,435.79, 19,915.86 and 8,768.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,435.79 : 19,915.86 = 8,768.52 : x
2. Step 2: Convert to fraction form
   14,435.79/19,915.86 = 8,768.52/x
3. Step 3: Cross multiply
   14,435.79x = 19,915.86 × 8,768.52
4. Step 4: Simplify right side
   14,435.79x = 174,632,616.73
5. Step 5: Solve for x
   x = 174,632,616.73/14,435.79
6. Step 6: Final answer
   x = 12,097.20