Finding the Fourth Proportional to 35,839.72, 53,742.78 and 19,196.68

Step by Step Solution

1. Step 1: Write the proportion equation
   35,839.72 : 53,742.78 = 19,196.68 : x
2. Step 2: Convert to fraction form
   35,839.72/53,742.78 = 19,196.68/x
3. Step 3: Cross multiply
   35,839.72x = 53,742.78 × 19,196.68
4. Step 4: Simplify right side
   35,839.72x = 1,031,682,949.97
5. Step 5: Solve for x
   x = 1,031,682,949.97/35,839.72
6. Step 6: Final answer
   x = 28,786.02