Finding the Fourth Proportional to 30,827.67, 42,542.06 and 17,398.89

Step by Step Solution

1. Step 1: Write the proportion equation
   30,827.67 : 42,542.06 = 17,398.89 : x
2. Step 2: Convert to fraction form
   30,827.67/42,542.06 = 17,398.89/x
3. Step 3: Cross multiply
   30,827.67x = 42,542.06 × 17,398.89
4. Step 4: Simplify right side
   30,827.67x = 740,184,535.32
5. Step 5: Solve for x
   x = 740,184,535.32/30,827.67
6. Step 6: Final answer
   x = 24,010.40