Finding the Fourth Proportional to 35,839.40, 49,469.90 and 21,704.09

Step by Step Solution

1. Step 1: Write the proportion equation
   35,839.40 : 49,469.90 = 21,704.09 : x
2. Step 2: Convert to fraction form
   35,839.40/49,469.90 = 21,704.09/x
3. Step 3: Cross multiply
   35,839.40x = 49,469.90 × 21,704.09
4. Step 4: Simplify right side
   35,839.40x = 1,073,698,806.02
5. Step 5: Solve for x
   x = 1,073,698,806.02/35,839.40
6. Step 6: Final answer
   x = 29,958.62