Finding the Fourth Proportional to 30,789.53, 42,493.56 and 17,364.98

Step by Step Solution

1. Step 1: Write the proportion equation
   30,789.53 : 42,493.56 = 17,364.98 : x
2. Step 2: Convert to fraction form
   30,789.53/42,493.56 = 17,364.98/x
3. Step 3: Cross multiply
   30,789.53x = 42,493.56 × 17,364.98
4. Step 4: Simplify right side
   30,789.53x = 737,899,819.53
5. Step 5: Solve for x
   x = 737,899,819.53/30,789.53
6. Step 6: Final answer
   x = 23,965.93