Finding the Fourth Proportional to 30,827.36, 42,541.02 and 17,399.18

Step by Step Solution

1. Step 1: Write the proportion equation
   30,827.36 : 42,541.02 = 17,399.18 : x
2. Step 2: Convert to fraction form
   30,827.36/42,541.02 = 17,399.18/x
3. Step 3: Cross multiply
   30,827.36x = 42,541.02 × 17,399.18
4. Step 4: Simplify right side
   30,827.36x = 740,178,970.72
5. Step 5: Solve for x
   x = 740,178,970.72/30,827.36
6. Step 6: Final answer
   x = 24,010.45