Finding the Fourth Proportional to 35,711.30, 49,282.16 and 19,578.42

Step by Step Solution

1. Step 1: Write the proportion equation
   35,711.30 : 49,282.16 = 19,578.42 : x
2. Step 2: Convert to fraction form
   35,711.30/49,282.16 = 19,578.42/x
3. Step 3: Cross multiply
   35,711.30x = 49,282.16 × 19,578.42
4. Step 4: Simplify right side
   35,711.30x = 964,866,729.10
5. Step 5: Solve for x
   x = 964,866,729.10/35,711.30
6. Step 6: Final answer
   x = 27,018.53