Finding the Fourth Proportional to 9,968.03, 13,755.82 and 5,491.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,968.03 : 13,755.82 = 5,491.68 : x
2. Step 2: Convert to fraction form
   9,968.03/13,755.82 = 5,491.68/x
3. Step 3: Cross multiply
   9,968.03x = 13,755.82 × 5,491.68
4. Step 4: Simplify right side
   9,968.03x = 75,542,513.46
5. Step 5: Solve for x
   x = 75,542,513.46/9,968.03
6. Step 6: Final answer
   x = 7,578.48