Finding the Fourth Proportional to 3,446.72, 5,167.92 and 2,275.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,446.72 : 5,167.92 = 2,275.48 : x
2. Step 2: Convert to fraction form
   3,446.72/5,167.92 = 2,275.48/x
3. Step 3: Cross multiply
   3,446.72x = 5,167.92 × 2,275.48
4. Step 4: Simplify right side
   3,446.72x = 11,759,498.60
5. Step 5: Solve for x
   x = 11,759,498.60/3,446.72
6. Step 6: Final answer
   x = 3,411.79