Finding the Fourth Proportional to 12,709.30, 17,538.96 and 7,044.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,709.30 : 17,538.96 = 7,044.17 : x
2. Step 2: Convert to fraction form
   12,709.30/17,538.96 = 7,044.17/x
3. Step 3: Cross multiply
   12,709.30x = 17,538.96 × 7,044.17
4. Step 4: Simplify right side
   12,709.30x = 123,547,380.64
5. Step 5: Solve for x
   x = 123,547,380.64/12,709.30
6. Step 6: Final answer
   x = 9,721.03