Finding the Fourth Proportional to 2,118.42, 2,916.81 and 1,744.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.42 : 2,916.81 = 1,744.20 : x
2. Step 2: Convert to fraction form
   2,118.42/2,916.81 = 1,744.20/x
3. Step 3: Cross multiply
   2,118.42x = 2,916.81 × 1,744.20
4. Step 4: Simplify right side
   2,118.42x = 5,087,500.00
5. Step 5: Solve for x
   x = 5,087,500.00/2,118.42
6. Step 6: Final answer
   x = 2,401.55