Finding the Fourth Proportional to 1,786.05, 2,457.39 and 1,744.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786.05 : 2,457.39 = 1,744.59 : x
2. Step 2: Convert to fraction form
   1,786.05/2,457.39 = 1,744.59/x
3. Step 3: Cross multiply
   1,786.05x = 2,457.39 × 1,744.59
4. Step 4: Simplify right side
   1,786.05x = 4,287,138.02
5. Step 5: Solve for x
   x = 4,287,138.02/1,786.05
6. Step 6: Final answer
   x = 2,400.35