Finding the Fourth Proportional to 30,680.24, 42,338.52 and 17,432.24

Step by Step Solution

1. Step 1: Write the proportion equation
   30,680.24 : 42,338.52 = 17,432.24 : x
2. Step 2: Convert to fraction form
   30,680.24/42,338.52 = 17,432.24/x
3. Step 3: Cross multiply
   30,680.24x = 42,338.52 × 17,432.24
4. Step 4: Simplify right side
   30,680.24x = 738,055,241.88
5. Step 5: Solve for x
   x = 738,055,241.88/30,680.24
6. Step 6: Final answer
   x = 24,056.37