Finding the Fourth Proportional to 31,960.50, 44,105.79 and 17,620.90

Step by Step Solution

1. Step 1: Write the proportion equation
   31,960.50 : 44,105.79 = 17,620.90 : x
2. Step 2: Convert to fraction form
   31,960.50/44,105.79 = 17,620.90/x
3. Step 3: Cross multiply
   31,960.50x = 44,105.79 × 17,620.90
4. Step 4: Simplify right side
   31,960.50x = 777,183,494.48
5. Step 5: Solve for x
   x = 777,183,494.48/31,960.50
6. Step 6: Final answer
   x = 24,317.00