Finding the Fourth Proportional to 2,295.35, 3,167.56 and 1,247.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,295.35 : 3,167.56 = 1,247.41 : x
2. Step 2: Convert to fraction form
   2,295.35/3,167.56 = 1,247.41/x
3. Step 3: Cross multiply
   2,295.35x = 3,167.56 × 1,247.41
4. Step 4: Simplify right side
   2,295.35x = 3,951,234.98
5. Step 5: Solve for x
   x = 3,951,234.98/2,295.35
6. Step 6: Final answer
   x = 1,721.41