Finding the Fourth Proportional to 35,578.29, 49,095.57 and 19,661.48

Step by Step Solution

1. Step 1: Write the proportion equation
   35,578.29 : 49,095.57 = 19,661.48 : x
2. Step 2: Convert to fraction form
   35,578.29/49,095.57 = 19,661.48/x
3. Step 3: Cross multiply
   35,578.29x = 49,095.57 × 19,661.48
4. Step 4: Simplify right side
   35,578.29x = 965,291,745.57
5. Step 5: Solve for x
   x = 965,291,745.57/35,578.29
6. Step 6: Final answer
   x = 27,131.48