Finding the Fourth Proportional to 23,808.72, 32,855.46 and 13,198.26

Step by Step Solution

1. Step 1: Write the proportion equation
   23,808.72 : 32,855.46 = 13,198.26 : x
2. Step 2: Convert to fraction form
   23,808.72/32,855.46 = 13,198.26/x
3. Step 3: Cross multiply
   23,808.72x = 32,855.46 × 13,198.26
4. Step 4: Simplify right side
   23,808.72x = 433,634,903.50
5. Step 5: Solve for x
   x = 433,634,903.50/23,808.72
6. Step 6: Final answer
   x = 18,213.28