Finding the Fourth Proportional to 10,067.25, 13,892.99 and 5,591.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,067.25 : 13,892.99 = 5,591.42 : x
2. Step 2: Convert to fraction form
   10,067.25/13,892.99 = 5,591.42/x
3. Step 3: Cross multiply
   10,067.25x = 13,892.99 × 5,591.42
4. Step 4: Simplify right side
   10,067.25x = 77,681,496.82
5. Step 5: Solve for x
   x = 77,681,496.82/10,067.25
6. Step 6: Final answer
   x = 7,716.25