Finding the Fourth Proportional to 33,578.72, 46,270.24 and 25,978.88

Step by Step Solution

1. Step 1: Write the proportion equation
   33,578.72 : 46,270.24 = 25,978.88 : x
2. Step 2: Convert to fraction form
   33,578.72/46,270.24 = 25,978.88/x
3. Step 3: Cross multiply
   33,578.72x = 46,270.24 × 25,978.88
4. Step 4: Simplify right side
   33,578.72x = 1,202,049,012.53
5. Step 5: Solve for x
   x = 1,202,049,012.53/33,578.72
6. Step 6: Final answer
   x = 35,797.94