Finding the Fourth Proportional to 10,067.58, 13,893 and 5,591.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,067.58 : 13,893 = 5,591.34 : x
2. Step 2: Convert to fraction form
   10,067.58/13,893 = 5,591.34/x
3. Step 3: Cross multiply
   10,067.58x = 13,893 × 5,591.34
4. Step 4: Simplify right side
   10,067.58x = 77,680,486.62
5. Step 5: Solve for x
   x = 77,680,486.62/10,067.58
6. Step 6: Final answer
   x = 7,715.90