Finding the Fourth Proportional to 30,757.57, 42,445.59 and 17,329.03

Step by Step Solution

1. Step 1: Write the proportion equation
   30,757.57 : 42,445.59 = 17,329.03 : x
2. Step 2: Convert to fraction form
   30,757.57/42,445.59 = 17,329.03/x
3. Step 3: Cross multiply
   30,757.57x = 42,445.59 × 17,329.03
4. Step 4: Simplify right side
   30,757.57x = 735,540,603.60
5. Step 5: Solve for x
   x = 735,540,603.60/30,757.57
6. Step 6: Final answer
   x = 23,914.14