Finding the Fourth Proportional to 31,781.34, 43,857.63 and 17,634.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,781.34 : 43,857.63 = 17,634.06 : x
2. Step 2: Convert to fraction form
   31,781.34/43,857.63 = 17,634.06/x
3. Step 3: Cross multiply
   31,781.34x = 43,857.63 × 17,634.06
4. Step 4: Simplify right side
   31,781.34x = 773,388,078.88
5. Step 5: Solve for x
   x = 773,388,078.88/31,781.34
6. Step 6: Final answer
   x = 24,334.66