Finding the Fourth Proportional to 14,144.76, 19,517.95 and 8,401.33

Step by Step Solution

1. Step 1: Write the proportion equation
   14,144.76 : 19,517.95 = 8,401.33 : x
2. Step 2: Convert to fraction form
   14,144.76/19,517.95 = 8,401.33/x
3. Step 3: Cross multiply
   14,144.76x = 19,517.95 × 8,401.33
4. Step 4: Simplify right side
   14,144.76x = 163,976,665.89
5. Step 5: Solve for x
   x = 163,976,665.89/14,144.76
6. Step 6: Final answer
   x = 11,592.75