Finding the Fourth Proportional to 14,016.52, 19,341.78 and 7,728.84

Step by Step Solution

1. Step 1: Write the proportion equation
   14,016.52 : 19,341.78 = 7,728.84 : x
2. Step 2: Convert to fraction form
   14,016.52/19,341.78 = 7,728.84/x
3. Step 3: Cross multiply
   14,016.52x = 19,341.78 × 7,728.84
4. Step 4: Simplify right side
   14,016.52x = 149,489,522.94
5. Step 5: Solve for x
   x = 149,489,522.94/14,016.52
6. Step 6: Final answer
   x = 10,665.24