Finding the Fourth Proportional to 30,785.69, 42,483.94 and 17,361.29

Step by Step Solution

1. Step 1: Write the proportion equation
   30,785.69 : 42,483.94 = 17,361.29 : x
2. Step 2: Convert to fraction form
   30,785.69/42,483.94 = 17,361.29/x
3. Step 3: Cross multiply
   30,785.69x = 42,483.94 × 17,361.29
4. Step 4: Simplify right side
   30,785.69x = 737,576,065.49
5. Step 5: Solve for x
   x = 737,576,065.49/30,785.69
6. Step 6: Final answer
   x = 23,958.40