Finding the Fourth Proportional to 23,841.32, 32,900.78 and 13,231.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,841.32 : 32,900.78 = 13,231.04 : x
2. Step 2: Convert to fraction form
   23,841.32/32,900.78 = 13,231.04/x
3. Step 3: Cross multiply
   23,841.32x = 32,900.78 × 13,231.04
4. Step 4: Simplify right side
   23,841.32x = 435,311,536.21
5. Step 5: Solve for x
   x = 435,311,536.21/23,841.32
6. Step 6: Final answer
   x = 18,258.70