Finding the Fourth Proportional to 14,256.32, 19,673.72 and 7,968.68

Step by Step Solution

1. Step 1: Write the proportion equation
   14,256.32 : 19,673.72 = 7,968.68 : x
2. Step 2: Convert to fraction form
   14,256.32/19,673.72 = 7,968.68/x
3. Step 3: Cross multiply
   14,256.32x = 19,673.72 × 7,968.68
4. Step 4: Simplify right side
   14,256.32x = 156,773,579.09
5. Step 5: Solve for x
   x = 156,773,579.09/14,256.32
6. Step 6: Final answer
   x = 10,996.78