Finding the Fourth Proportional to 31,900, 44,020.20 and 17,559.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,900 : 44,020.20 = 17,559.52 : x
2. Step 2: Convert to fraction form
   31,900/44,020.20 = 17,559.52/x
3. Step 3: Cross multiply
   31,900x = 44,020.20 × 17,559.52
4. Step 4: Simplify right side
   31,900x = 772,973,582.30
5. Step 5: Solve for x
   x = 772,973,582.30/31,900
6. Step 6: Final answer
   x = 24,231.15