Finding the Fourth Proportional to 11,399.51, 17,101.07 and 4,825.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,399.51 : 17,101.07 = 4,825.75 : x
2. Step 2: Convert to fraction form
   11,399.51/17,101.07 = 4,825.75/x
3. Step 3: Cross multiply
   11,399.51x = 17,101.07 × 4,825.75
4. Step 4: Simplify right side
   11,399.51x = 82,525,488.55
5. Step 5: Solve for x
   x = 82,525,488.55/11,399.51
6. Step 6: Final answer
   x = 7,239.39