Finding the Fourth Proportional to 16,425, 22,653.06 and 10,138.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,425 : 22,653.06 = 10,138.92 : x
2. Step 2: Convert to fraction form
   16,425/22,653.06 = 10,138.92/x
3. Step 3: Cross multiply
   16,425x = 22,653.06 × 10,138.92
4. Step 4: Simplify right side
   16,425x = 229,677,563.10
5. Step 5: Solve for x
   x = 229,677,563.10/16,425
6. Step 6: Final answer
   x = 13,983.41