Finding the Fourth Proportional to 30,837, 42,554.78 and 17,407.97

Step by Step Solution

1. Step 1: Write the proportion equation
   30,837 : 42,554.78 = 17,407.97 : x
2. Step 2: Convert to fraction form
   30,837/42,554.78 = 17,407.97/x
3. Step 3: Cross multiply
   30,837x = 42,554.78 × 17,407.97
4. Step 4: Simplify right side
   30,837x = 740,792,033.78
5. Step 5: Solve for x
   x = 740,792,033.78/30,837
6. Step 6: Final answer
   x = 24,022.83