Finding the Fourth Proportional to 16,428.75, 22,648.06 and 11,704.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,428.75 : 22,648.06 = 11,704.83 : x
2. Step 2: Convert to fraction form
   16,428.75/22,648.06 = 11,704.83/x
3. Step 3: Cross multiply
   16,428.75x = 22,648.06 × 11,704.83
4. Step 4: Simplify right side
   16,428.75x = 265,091,578.89
5. Step 5: Solve for x
   x = 265,091,578.89/16,428.75
6. Step 6: Final answer
   x = 16,135.84