Finding the Fourth Proportional to 11,146.83, 16,716.24 and 5,222.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,146.83 : 16,716.24 = 5,222.70 : x
2. Step 2: Convert to fraction form
   11,146.83/16,716.24 = 5,222.70/x
3. Step 3: Cross multiply
   11,146.83x = 16,716.24 × 5,222.70
4. Step 4: Simplify right side
   11,146.83x = 87,303,906.65
5. Step 5: Solve for x
   x = 87,303,906.65/11,146.83
6. Step 6: Final answer
   x = 7,832.17