Finding the Fourth Proportional to 12,709.44, 17,538.54 and 7,044.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,709.44 : 17,538.54 = 7,044.42 : x
2. Step 2: Convert to fraction form
   12,709.44/17,538.54 = 7,044.42/x
3. Step 3: Cross multiply
   12,709.44x = 17,538.54 × 7,044.42
4. Step 4: Simplify right side
   12,709.44x = 123,548,841.95
5. Step 5: Solve for x
   x = 123,548,841.95/12,709.44
6. Step 6: Final answer
   x = 9,721.03