Finding the Fourth Proportional to 16,795.16, 23,171.90 and 10,816.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,795.16 : 23,171.90 = 10,816.28 : x
2. Step 2: Convert to fraction form
   16,795.16/23,171.90 = 10,816.28/x
3. Step 3: Cross multiply
   16,795.16x = 23,171.90 × 10,816.28
4. Step 4: Simplify right side
   16,795.16x = 250,633,758.53
5. Step 5: Solve for x
   x = 250,633,758.53/16,795.16
6. Step 6: Final answer
   x = 14,922.98