Finding the Fourth Proportional to 23,855.22, 35,792.94 and 12,759

Step by Step Solution

1. Step 1: Write the proportion equation
   23,855.22 : 35,792.94 = 12,759 : x
2. Step 2: Convert to fraction form
   23,855.22/35,792.94 = 12,759/x
3. Step 3: Cross multiply
   23,855.22x = 35,792.94 × 12,759
4. Step 4: Simplify right side
   23,855.22x = 456,682,121.46
5. Step 5: Solve for x
   x = 456,682,121.46/23,855.22
6. Step 6: Final answer
   x = 19,143.91