Finding the Fourth Proportional to 9,488.63, 13,097.09 and 5,511.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.63 : 13,097.09 = 5,511.53 : x
2. Step 2: Convert to fraction form
   9,488.63/13,097.09 = 5,511.53/x
3. Step 3: Cross multiply
   9,488.63x = 13,097.09 × 5,511.53
4. Step 4: Simplify right side
   9,488.63x = 72,185,004.45
5. Step 5: Solve for x
   x = 72,185,004.45/9,488.63
6. Step 6: Final answer
   x = 7,607.53