Finding the Fourth Proportional to 16,919.25, 25,381.31 and 5,233.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,919.25 : 25,381.31 = 5,233.38 : x
2. Step 2: Convert to fraction form
   16,919.25/25,381.31 = 5,233.38/x
3. Step 3: Cross multiply
   16,919.25x = 25,381.31 × 5,233.38
4. Step 4: Simplify right side
   16,919.25x = 132,830,040.13
5. Step 5: Solve for x
   x = 132,830,040.13/16,919.25
6. Step 6: Final answer
   x = 7,850.82