Finding the Fourth Proportional to 2,254.73, 3,111.89 and 1,722.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254.73 : 3,111.89 = 1,722.74 : x
2. Step 2: Convert to fraction form
   2,254.73/3,111.89 = 1,722.74/x
3. Step 3: Cross multiply
   2,254.73x = 3,111.89 × 1,722.74
4. Step 4: Simplify right side
   2,254.73x = 5,360,953.21
5. Step 5: Solve for x
   x = 5,360,953.21/2,254.73
6. Step 6: Final answer
   x = 2,377.65