Finding the Fourth Proportional to 9,530.82, 13,147.11 and 5,551.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,530.82 : 13,147.11 = 5,551.47 : x
2. Step 2: Convert to fraction form
   9,530.82/13,147.11 = 5,551.47/x
3. Step 3: Cross multiply
   9,530.82x = 13,147.11 × 5,551.47
4. Step 4: Simplify right side
   9,530.82x = 72,985,786.75
5. Step 5: Solve for x
   x = 72,985,786.75/9,530.82
6. Step 6: Final answer
   x = 7,657.87