Finding the Fourth Proportional to 2,295.38, 3,167.69 and 1,247.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,295.38 : 3,167.69 = 1,247.51 : x
2. Step 2: Convert to fraction form
   2,295.38/3,167.69 = 1,247.51/x
3. Step 3: Cross multiply
   2,295.38x = 3,167.69 × 1,247.51
4. Step 4: Simplify right side
   2,295.38x = 3,951,702.88
5. Step 5: Solve for x
   x = 3,951,702.88/2,295.38
6. Step 6: Final answer
   x = 1,721.59