Finding the Fourth Proportional to 2,980.29, 4,111.77 and 1,738.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.29 : 4,111.77 = 1,738.29 : x
2. Step 2: Convert to fraction form
   2,980.29/4,111.77 = 1,738.29/x
3. Step 3: Cross multiply
   2,980.29x = 4,111.77 × 1,738.29
4. Step 4: Simplify right side
   2,980.29x = 7,147,448.67
5. Step 5: Solve for x
   x = 7,147,448.67/2,980.29
6. Step 6: Final answer
   x = 2,398.24