Finding the Fourth Proportional to 16,826.40, 23,222.16 and 10,114.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,826.40 : 23,222.16 = 10,114.20 : x
2. Step 2: Convert to fraction form
   16,826.40/23,222.16 = 10,114.20/x
3. Step 3: Cross multiply
   16,826.40x = 23,222.16 × 10,114.20
4. Step 4: Simplify right side
   16,826.40x = 234,873,570.67
5. Step 5: Solve for x
   x = 234,873,570.67/16,826.40
6. Step 6: Final answer
   x = 13,958.63