Finding the Fourth Proportional to 14,257.35, 19,674.72 and 7,969.71

Step by Step Solution

1. Step 1: Write the proportion equation
   14,257.35 : 19,674.72 = 7,969.71 : x
2. Step 2: Convert to fraction form
   14,257.35/19,674.72 = 7,969.71/x
3. Step 3: Cross multiply
   14,257.35x = 19,674.72 × 7,969.71
4. Step 4: Simplify right side
   14,257.35x = 156,801,812.73
5. Step 5: Solve for x
   x = 156,801,812.73/14,257.35
6. Step 6: Final answer
   x = 10,997.96