Finding the Fourth Proportional to 10,728.27, 16,087.14 and 4,486.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,728.27 : 16,087.14 = 4,486.41 : x
2. Step 2: Convert to fraction form
   10,728.27/16,087.14 = 4,486.41/x
3. Step 3: Cross multiply
   10,728.27x = 16,087.14 × 4,486.41
4. Step 4: Simplify right side
   10,728.27x = 72,173,505.77
5. Step 5: Solve for x
   x = 72,173,505.77/10,728.27
6. Step 6: Final answer
   x = 6,727.41