Finding the Fourth Proportional to 42,578.10, 58,759.60 and 23,715.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,578.10 : 58,759.60 = 23,715.24 : x
2. Step 2: Convert to fraction form
   42,578.10/58,759.60 = 23,715.24/x
3. Step 3: Cross multiply
   42,578.10x = 58,759.60 × 23,715.24
4. Step 4: Simplify right side
   42,578.10x = 1,393,498,016.30
5. Step 5: Solve for x
   x = 1,393,498,016.30/42,578.10
6. Step 6: Final answer
   x = 32,728.05