Finding the Fourth Proportional to 9,491.26, 13,097.78 and 5,514.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,491.26 : 13,097.78 = 5,514.60 : x
2. Step 2: Convert to fraction form
   9,491.26/13,097.78 = 5,514.60/x
3. Step 3: Cross multiply
   9,491.26x = 13,097.78 × 5,514.60
4. Step 4: Simplify right side
   9,491.26x = 72,229,017.59
5. Step 5: Solve for x
   x = 72,229,017.59/9,491.26
6. Step 6: Final answer
   x = 7,610.06