Finding the Fourth Proportional to 10,016.73, 13,823.10 and 5,479.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.73 : 13,823.10 = 5,479.47 : x
2. Step 2: Convert to fraction form
   10,016.73/13,823.10 = 5,479.47/x
3. Step 3: Cross multiply
   10,016.73x = 13,823.10 × 5,479.47
4. Step 4: Simplify right side
   10,016.73x = 75,743,261.76
5. Step 5: Solve for x
   x = 75,743,261.76/10,016.73
6. Step 6: Final answer
   x = 7,561.68