Finding the Fourth Proportional to 31,781.59, 43,857.10 and 17,441.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,781.59 : 43,857.10 = 17,441.10 : x
2. Step 2: Convert to fraction form
   31,781.59/43,857.10 = 17,441.10/x
3. Step 3: Cross multiply
   31,781.59x = 43,857.10 × 17,441.10
4. Step 4: Simplify right side
   31,781.59x = 764,915,867.16
5. Step 5: Solve for x
   x = 764,915,867.16/31,781.59
6. Step 6: Final answer
   x = 24,067.89