Finding the Fourth Proportional to 11,284.16, 16,834.37 and 10,994.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,284.16 : 16,834.37 = 10,994.18 : x
2. Step 2: Convert to fraction form
   11,284.16/16,834.37 = 10,994.18/x
3. Step 3: Cross multiply
   11,284.16x = 16,834.37 × 10,994.18
4. Step 4: Simplify right side
   11,284.16x = 185,079,954.82
5. Step 5: Solve for x
   x = 185,079,954.82/11,284.16
6. Step 6: Final answer
   x = 16,401.76