Finding the Fourth Proportional to 23,759.24, 32,788.89 and 13,689.23

Step by Step Solution

1. Step 1: Write the proportion equation
   23,759.24 : 32,788.89 = 13,689.23 : x
2. Step 2: Convert to fraction form
   23,759.24/32,788.89 = 13,689.23/x
3. Step 3: Cross multiply
   23,759.24x = 32,788.89 × 13,689.23
4. Step 4: Simplify right side
   23,759.24x = 448,854,492.71
5. Step 5: Solve for x
   x = 448,854,492.71/23,759.24
6. Step 6: Final answer
   x = 18,891.79