Finding the Fourth Proportional to 10,017.07, 13,822.33 and 5,540.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,017.07 : 13,822.33 = 5,540.20 : x
2. Step 2: Convert to fraction form
   10,017.07/13,822.33 = 5,540.20/x
3. Step 3: Cross multiply
   10,017.07x = 13,822.33 × 5,540.20
4. Step 4: Simplify right side
   10,017.07x = 76,578,472.67
5. Step 5: Solve for x
   x = 76,578,472.67/10,017.07
6. Step 6: Final answer
   x = 7,644.80