Finding the Fourth Proportional to 16,916.67, 25,382.30 and 7,057.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,916.67 : 25,382.30 = 7,057.89 : x
2. Step 2: Convert to fraction form
   16,916.67/25,382.30 = 7,057.89/x
3. Step 3: Cross multiply
   16,916.67x = 25,382.30 × 7,057.89
4. Step 4: Simplify right side
   16,916.67x = 179,145,481.35
5. Step 5: Solve for x
   x = 179,145,481.35/16,916.67
6. Step 6: Final answer
   x = 10,589.88