Finding the Fourth Proportional to 16,910.50, 23,331.83 and 10,538.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,910.50 : 23,331.83 = 10,538.12 : x
2. Step 2: Convert to fraction form
   16,910.50/23,331.83 = 10,538.12/x
3. Step 3: Cross multiply
   16,910.50x = 23,331.83 × 10,538.12
4. Step 4: Simplify right side
   16,910.50x = 245,873,709.03
5. Step 5: Solve for x
   x = 245,873,709.03/16,910.50
6. Step 6: Final answer
   x = 14,539.71