Finding the Fourth Proportional to 11,390.69, 17,093.75 and 3,995.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,390.69 : 17,093.75 = 3,995.25 : x
2. Step 2: Convert to fraction form
   11,390.69/17,093.75 = 3,995.25/x
3. Step 3: Cross multiply
   11,390.69x = 17,093.75 × 3,995.25
4. Step 4: Simplify right side
   11,390.69x = 68,293,784.71
5. Step 5: Solve for x
   x = 68,293,784.71/11,390.69
6. Step 6: Final answer
   x = 5,995.58