Finding the Fourth Proportional to 35,836.25, 49,451.69 and 19,920.11

Step by Step Solution

1. Step 1: Write the proportion equation
   35,836.25 : 49,451.69 = 19,920.11 : x
2. Step 2: Convert to fraction form
   35,836.25/49,451.69 = 19,920.11/x
3. Step 3: Cross multiply
   35,836.25x = 49,451.69 × 19,920.11
4. Step 4: Simplify right side
   35,836.25x = 985,083,004.89
5. Step 5: Solve for x
   x = 985,083,004.89/35,836.25
6. Step 6: Final answer
   x = 27,488.45