Finding the Fourth Proportional to 16,936.26, 25,406.82 and 5,250.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,936.26 : 25,406.82 = 5,250.42 : x
2. Step 2: Convert to fraction form
   16,936.26/25,406.82 = 5,250.42/x
3. Step 3: Cross multiply
   16,936.26x = 25,406.82 × 5,250.42
4. Step 4: Simplify right side
   16,936.26x = 133,396,475.86
5. Step 5: Solve for x
   x = 133,396,475.86/16,936.26
6. Step 6: Final answer
   x = 7,876.38