Finding the Fourth Proportional to 2,295.46, 3,167.72 and 1,247.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,295.46 : 3,167.72 = 1,247.50 : x
2. Step 2: Convert to fraction form
   2,295.46/3,167.72 = 1,247.50/x
3. Step 3: Cross multiply
   2,295.46x = 3,167.72 × 1,247.50
4. Step 4: Simplify right side
   2,295.46x = 3,951,730.70
5. Step 5: Solve for x
   x = 3,951,730.70/2,295.46
6. Step 6: Final answer
   x = 1,721.54