Finding the Fourth Proportional to 23,863.46, 32,931.96 and 13,109.33

Step by Step Solution

1. Step 1: Write the proportion equation
   23,863.46 : 32,931.96 = 13,109.33 : x
2. Step 2: Convert to fraction form
   23,863.46/32,931.96 = 13,109.33/x
3. Step 3: Cross multiply
   23,863.46x = 32,931.96 × 13,109.33
4. Step 4: Simplify right side
   23,863.46x = 431,715,766.53
5. Step 5: Solve for x
   x = 431,715,766.53/23,863.46
6. Step 6: Final answer
   x = 18,091.08