Finding the Fourth Proportional to 10,018.23, 13,825.17 and 5,480.97

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.23 : 13,825.17 = 5,480.97 : x
2. Step 2: Convert to fraction form
   10,018.23/13,825.17 = 5,480.97/x
3. Step 3: Cross multiply
   10,018.23x = 13,825.17 × 5,480.97
4. Step 4: Simplify right side
   10,018.23x = 75,775,342.01
5. Step 5: Solve for x
   x = 75,775,342.01/10,018.23
6. Step 6: Final answer
   x = 7,563.75