Finding the Fourth Proportional to 42,440.41, 58,571.40 and 23,578.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,440.41 : 58,571.40 = 23,578.75 : x
2. Step 2: Convert to fraction form
   42,440.41/58,571.40 = 23,578.75/x
3. Step 3: Cross multiply
   42,440.41x = 58,571.40 × 23,578.75
4. Step 4: Simplify right side
   42,440.41x = 1,381,040,397.75
5. Step 5: Solve for x
   x = 1,381,040,397.75/42,440.41
6. Step 6: Final answer
   x = 32,540.69