Finding the Fourth Proportional to 9,491.13, 13,100.54 and 5,514.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,491.13 : 13,100.54 = 5,514.03 : x
2. Step 2: Convert to fraction form
   9,491.13/13,100.54 = 5,514.03/x
3. Step 3: Cross multiply
   9,491.13x = 13,100.54 × 5,514.03
4. Step 4: Simplify right side
   9,491.13x = 72,236,743.01
5. Step 5: Solve for x
   x = 72,236,743.01/9,491.13
6. Step 6: Final answer
   x = 7,610.97