Finding the Fourth Proportional to 2,254.50, 3,109.32 and 1,724.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254.50 : 3,109.32 = 1,724.13 : x
2. Step 2: Convert to fraction form
   2,254.50/3,109.32 = 1,724.13/x
3. Step 3: Cross multiply
   2,254.50x = 3,109.32 × 1,724.13
4. Step 4: Simplify right side
   2,254.50x = 5,360,871.89
5. Step 5: Solve for x
   x = 5,360,871.89/2,254.50
6. Step 6: Final answer
   x = 2,377.85