Finding the Fourth Proportional to 17,231.73, 25,817.00 and 7,214.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,231.73 : 25,817.00 = 7,214.42 : x
2. Step 2: Convert to fraction form
   17,231.73/25,817.00 = 7,214.42/x
3. Step 3: Cross multiply
   17,231.73x = 25,817.00 × 7,214.42
4. Step 4: Simplify right side
   17,231.73x = 186,254,515.98
5. Step 5: Solve for x
   x = 186,254,515.98/17,231.73
6. Step 6: Final answer
   x = 10,808.81