Finding the Fourth Proportional to 31,961.82, 44,107.56 and 17,621.31

Step by Step Solution

1. Step 1: Write the proportion equation
   31,961.82 : 44,107.56 = 17,621.31 : x
2. Step 2: Convert to fraction form
   31,961.82/44,107.56 = 17,621.31/x
3. Step 3: Cross multiply
   31,961.82x = 44,107.56 × 17,621.31
4. Step 4: Simplify right side
   31,961.82x = 777,232,988.10
5. Step 5: Solve for x
   x = 777,232,988.10/31,961.82
6. Step 6: Final answer
   x = 24,317.54