Finding the Fourth Proportional to 17,847.68, 24,628.41 and 9,889.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,847.68 : 24,628.41 = 9,889.72 : x
2. Step 2: Convert to fraction form
   17,847.68/24,628.41 = 9,889.72/x
3. Step 3: Cross multiply
   17,847.68x = 24,628.41 × 9,889.72
4. Step 4: Simplify right side
   17,847.68x = 243,568,017.37
5. Step 5: Solve for x
   x = 243,568,017.37/17,847.68
6. Step 6: Final answer
   x = 13,647.04