Finding the Fourth Proportional to 16,883.78, 23,300.42 and 10,171.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,883.78 : 23,300.42 = 10,171.49 : x
2. Step 2: Convert to fraction form
   16,883.78/23,300.42 = 10,171.49/x
3. Step 3: Cross multiply
   16,883.78x = 23,300.42 × 10,171.49
4. Step 4: Simplify right side
   16,883.78x = 236,999,821.67
5. Step 5: Solve for x
   x = 236,999,821.67/16,883.78
6. Step 6: Final answer
   x = 14,037.13