Finding the Fourth Proportional to 10,017.47, 13,823.06 and 5,540.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,017.47 : 13,823.06 = 5,540.51 : x
2. Step 2: Convert to fraction form
   10,017.47/13,823.06 = 5,540.51/x
3. Step 3: Cross multiply
   10,017.47x = 13,823.06 × 5,540.51
4. Step 4: Simplify right side
   10,017.47x = 76,586,809.02
5. Step 5: Solve for x
   x = 76,586,809.02/10,017.47
6. Step 6: Final answer
   x = 7,645.32