Finding the Fourth Proportional to 12,709.68, 17,539.50 and 7,044.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,709.68 : 17,539.50 = 7,044.54 : x
2. Step 2: Convert to fraction form
   12,709.68/17,539.50 = 7,044.54/x
3. Step 3: Cross multiply
   12,709.68x = 17,539.50 × 7,044.54
4. Step 4: Simplify right side
   12,709.68x = 123,557,709.33
5. Step 5: Solve for x
   x = 123,557,709.33/12,709.68
6. Step 6: Final answer
   x = 9,721.54