Finding the Fourth Proportional to 31,709.82, 43,756.02 and 17,559.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,709.82 : 43,756.02 = 17,559.12 : x
2. Step 2: Convert to fraction form
   31,709.82/43,756.02 = 17,559.12/x
3. Step 3: Cross multiply
   31,709.82x = 43,756.02 × 17,559.12
4. Step 4: Simplify right side
   31,709.82x = 768,317,205.90
5. Step 5: Solve for x
   x = 768,317,205.90/31,709.82
6. Step 6: Final answer
   x = 24,229.63