Finding the Fourth Proportional to 2,443.74, 3,659.94 and 1,207.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.74 : 3,659.94 = 1,207.29 : x
2. Step 2: Convert to fraction form
   2,443.74/3,659.94 = 1,207.29/x
3. Step 3: Cross multiply
   2,443.74x = 3,659.94 × 1,207.29
4. Step 4: Simplify right side
   2,443.74x = 4,418,608.96
5. Step 5: Solve for x
   x = 4,418,608.96/2,443.74
6. Step 6: Final answer
   x = 1,808.13