Finding the Fourth Proportional to 25,404.33, 35,057.33 and 13,919.16

Step by Step Solution

1. Step 1: Write the proportion equation
   25,404.33 : 35,057.33 = 13,919.16 : x
2. Step 2: Convert to fraction form
   25,404.33/35,057.33 = 13,919.16/x
3. Step 3: Cross multiply
   25,404.33x = 35,057.33 × 13,919.16
4. Step 4: Simplify right side
   25,404.33x = 487,968,515.85
5. Step 5: Solve for x
   x = 487,968,515.85/25,404.33
6. Step 6: Final answer
   x = 19,208.08