Finding the Fourth Proportional to 30,974.45, 42,744.24 and 17,545.59

Step by Step Solution

1. Step 1: Write the proportion equation
   30,974.45 : 42,744.24 = 17,545.59 : x
2. Step 2: Convert to fraction form
   30,974.45/42,744.24 = 17,545.59/x
3. Step 3: Cross multiply
   30,974.45x = 42,744.24 × 17,545.59
4. Step 4: Simplify right side
   30,974.45x = 749,972,909.90
5. Step 5: Solve for x
   x = 749,972,909.90/30,974.45
6. Step 6: Final answer
   x = 24,212.63