Finding the Fourth Proportional to 17,811.93, 24,579.72 and 9,745.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,811.93 : 24,579.72 = 9,745.55 : x
2. Step 2: Convert to fraction form
   17,811.93/24,579.72 = 9,745.55/x
3. Step 3: Cross multiply
   17,811.93x = 24,579.72 × 9,745.55
4. Step 4: Simplify right side
   17,811.93x = 239,542,890.25
5. Step 5: Solve for x
   x = 239,542,890.25/17,811.93
6. Step 6: Final answer
   x = 13,448.45