Finding the Fourth Proportional to 10,016.79, 13,822.75 and 5,540.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.79 : 13,822.75 = 5,540.26 : x
2. Step 2: Convert to fraction form
   10,016.79/13,822.75 = 5,540.26/x
3. Step 3: Cross multiply
   10,016.79x = 13,822.75 × 5,540.26
4. Step 4: Simplify right side
   10,016.79x = 76,581,602.90
5. Step 5: Solve for x
   x = 76,581,602.90/10,016.79
6. Step 6: Final answer
   x = 7,645.32