Finding the Fourth Proportional to 23,617.67, 32,589.61 and 13,408.02

Step by Step Solution

1. Step 1: Write the proportion equation
   23,617.67 : 32,589.61 = 13,408.02 : x
2. Step 2: Convert to fraction form
   23,617.67/32,589.61 = 13,408.02/x
3. Step 3: Cross multiply
   23,617.67x = 32,589.61 × 13,408.02
4. Step 4: Simplify right side
   23,617.67x = 436,962,109.15
5. Step 5: Solve for x
   x = 436,962,109.15/23,617.67
6. Step 6: Final answer
   x = 18,501.49