Finding the Fourth Proportional to 2,301.91, 3,176.63 and 1,253.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.91 : 3,176.63 = 1,253.97 : x
2. Step 2: Convert to fraction form
   2,301.91/3,176.63 = 1,253.97/x
3. Step 3: Cross multiply
   2,301.91x = 3,176.63 × 1,253.97
4. Step 4: Simplify right side
   2,301.91x = 3,983,398.72
5. Step 5: Solve for x
   x = 3,983,398.72/2,301.91
6. Step 6: Final answer
   x = 1,730.48