Finding the Fourth Proportional to 17,083.67, 25,628.60 and 7,728.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,083.67 : 25,628.60 = 7,728.09 : x
2. Step 2: Convert to fraction form
   17,083.67/25,628.60 = 7,728.09/x
3. Step 3: Cross multiply
   17,083.67x = 25,628.60 × 7,728.09
4. Step 4: Simplify right side
   17,083.67x = 198,060,088.73
5. Step 5: Solve for x
   x = 198,060,088.73/17,083.67
6. Step 6: Final answer
   x = 11,593.54