Finding the Fourth Proportional to 2,301.24, 3,174.84 and 1,306.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.24 : 3,174.84 = 1,306.38 : x
2. Step 2: Convert to fraction form
   2,301.24/3,174.84 = 1,306.38/x
3. Step 3: Cross multiply
   2,301.24x = 3,174.84 × 1,306.38
4. Step 4: Simplify right side
   2,301.24x = 4,147,547.48
5. Step 5: Solve for x
   x = 4,147,547.48/2,301.24
6. Step 6: Final answer
   x = 1,802.31