Finding the Fourth Proportional to 42,391.69, 58,500.90 and 24,486.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,391.69 : 58,500.90 = 24,486.28 : x
2. Step 2: Convert to fraction form
   42,391.69/58,500.90 = 24,486.28/x
3. Step 3: Cross multiply
   42,391.69x = 58,500.90 × 24,486.28
4. Step 4: Simplify right side
   42,391.69x = 1,432,469,271.40
5. Step 5: Solve for x
   x = 1,432,469,271.40/42,391.69
6. Step 6: Final answer
   x = 33,791.28