Finding the Fourth Proportional to 7,238.10, 10,857.94 and 2,306.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,238.10 : 10,857.94 = 2,306.59 : x
2. Step 2: Convert to fraction form
   7,238.10/10,857.94 = 2,306.59/x
3. Step 3: Cross multiply
   7,238.10x = 10,857.94 × 2,306.59
4. Step 4: Simplify right side
   7,238.10x = 25,044,815.82
5. Step 5: Solve for x
   x = 25,044,815.82/7,238.10
6. Step 6: Final answer
   x = 3,460.14