Finding the Fourth Proportional to 31,628.55, 43,647.41 and 17,481.39

Step by Step Solution

1. Step 1: Write the proportion equation
   31,628.55 : 43,647.41 = 17,481.39 : x
2. Step 2: Convert to fraction form
   31,628.55/43,647.41 = 17,481.39/x
3. Step 3: Cross multiply
   31,628.55x = 43,647.41 × 17,481.39
4. Step 4: Simplify right side
   31,628.55x = 763,017,309.29
5. Step 5: Solve for x
   x = 763,017,309.29/31,628.55
6. Step 6: Final answer
   x = 24,124.33