Finding the Fourth Proportional to 31,961.41, 44,108.72 and 17,621.17

Step by Step Solution

1. Step 1: Write the proportion equation
   31,961.41 : 44,108.72 = 17,621.17 : x
2. Step 2: Convert to fraction form
   31,961.41/44,108.72 = 17,621.17/x
3. Step 3: Cross multiply
   31,961.41x = 44,108.72 × 17,621.17
4. Step 4: Simplify right side
   31,961.41x = 777,247,121.30
5. Step 5: Solve for x
   x = 777,247,121.30/31,961.41
6. Step 6: Final answer
   x = 24,318.30