Finding the Fourth Proportional to 10,067.62, 13,893.76 and 5,591.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,067.62 : 13,893.76 = 5,591.38 : x
2. Step 2: Convert to fraction form
   10,067.62/13,893.76 = 5,591.38/x
3. Step 3: Cross multiply
   10,067.62x = 13,893.76 × 5,591.38
4. Step 4: Simplify right side
   10,067.62x = 77,685,291.79
5. Step 5: Solve for x
   x = 77,685,291.79/10,067.62
6. Step 6: Final answer
   x = 7,716.35