Finding the Fourth Proportional to 2,301.57, 3,176.16 and 1,253.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.57 : 3,176.16 = 1,253.63 : x
2. Step 2: Convert to fraction form
   2,301.57/3,176.16 = 1,253.63/x
3. Step 3: Cross multiply
   2,301.57x = 3,176.16 × 1,253.63
4. Step 4: Simplify right side
   2,301.57x = 3,981,713.58
5. Step 5: Solve for x
   x = 3,981,713.58/2,301.57
6. Step 6: Final answer
   x = 1,730.00