Finding the Fourth Proportional to 10,016.27, 13,821.23 and 5,539.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.27 : 13,821.23 = 5,539.41 : x
2. Step 2: Convert to fraction form
   10,016.27/13,821.23 = 5,539.41/x
3. Step 3: Cross multiply
   10,016.27x = 13,821.23 × 5,539.41
4. Step 4: Simplify right side
   10,016.27x = 76,561,459.67
5. Step 5: Solve for x
   x = 76,561,459.67/10,016.27
6. Step 6: Final answer
   x = 7,643.71