Finding the Fourth Proportional to 14,341.68, 19,790.88 and 7,968.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,341.68 : 19,790.88 = 7,968.72 : x
2. Step 2: Convert to fraction form
   14,341.68/19,790.88 = 7,968.72/x
3. Step 3: Cross multiply
   14,341.68x = 19,790.88 × 7,968.72
4. Step 4: Simplify right side
   14,341.68x = 157,707,981.27
5. Step 5: Solve for x
   x = 157,707,981.27/14,341.68
6. Step 6: Final answer
   x = 10,996.48