Finding the Fourth Proportional to 30,568.06, 42,182.40 and 17,992

Step by Step Solution

1. Step 1: Write the proportion equation
   30,568.06 : 42,182.40 = 17,992 : x
2. Step 2: Convert to fraction form
   30,568.06/42,182.40 = 17,992/x
3. Step 3: Cross multiply
   30,568.06x = 42,182.40 × 17,992
4. Step 4: Simplify right side
   30,568.06x = 758,945,740.80
5. Step 5: Solve for x
   x = 758,945,740.80/30,568.06
6. Step 6: Final answer
   x = 24,828.06