Finding the Fourth Proportional to 30,847.42, 42,569.31 and 17,418.52

Step by Step Solution

1. Step 1: Write the proportion equation
   30,847.42 : 42,569.31 = 17,418.52 : x
2. Step 2: Convert to fraction form
   30,847.42/42,569.31 = 17,418.52/x
3. Step 3: Cross multiply
   30,847.42x = 42,569.31 × 17,418.52
4. Step 4: Simplify right side
   30,847.42x = 741,494,377.62
5. Step 5: Solve for x
   x = 741,494,377.62/30,847.42
6. Step 6: Final answer
   x = 24,037.48