Finding the Fourth Proportional to 35,821.69, 49,432.44 and 19,906

Step by Step Solution

1. Step 1: Write the proportion equation
   35,821.69 : 49,432.44 = 19,906 : x
2. Step 2: Convert to fraction form
   35,821.69/49,432.44 = 19,906/x
3. Step 3: Cross multiply
   35,821.69x = 49,432.44 × 19,906
4. Step 4: Simplify right side
   35,821.69x = 984,002,150.64
5. Step 5: Solve for x
   x = 984,002,150.64/35,821.69
6. Step 6: Final answer
   x = 27,469.45