Finding the Fourth Proportional to 9,491.88, 13,099.02 and 5,513.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,491.88 : 13,099.02 = 5,513.27 : x
2. Step 2: Convert to fraction form
   9,491.88/13,099.02 = 5,513.27/x
3. Step 3: Cross multiply
   9,491.88x = 13,099.02 × 5,513.27
4. Step 4: Simplify right side
   9,491.88x = 72,218,347.83
5. Step 5: Solve for x
   x = 72,218,347.83/9,491.88
6. Step 6: Final answer
   x = 7,608.43