Finding the Fourth Proportional to 12,745.47, 17,588.52 and 7,080.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,745.47 : 17,588.52 = 7,080.24 : x
2. Step 2: Convert to fraction form
   12,745.47/17,588.52 = 7,080.24/x
3. Step 3: Cross multiply
   12,745.47x = 17,588.52 × 7,080.24
4. Step 4: Simplify right side
   12,745.47x = 124,530,942.84
5. Step 5: Solve for x
   x = 124,530,942.84/12,745.47
6. Step 6: Final answer
   x = 9,770.60