Finding the Fourth Proportional to 30,608, 42,239.04 and 17,360

Step by Step Solution

1. Step 1: Write the proportion equation
   30,608 : 42,239.04 = 17,360 : x
2. Step 2: Convert to fraction form
   30,608/42,239.04 = 17,360/x
3. Step 3: Cross multiply
   30,608x = 42,239.04 × 17,360
4. Step 4: Simplify right side
   30,608x = 733,269,734.40
5. Step 5: Solve for x
   x = 733,269,734.40/30,608
6. Step 6: Final answer
   x = 23,956.80