Finding the Fourth Proportional to 2,574.15, 3,859.79 and 1,034.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.15 : 3,859.79 = 1,034.79 : x
2. Step 2: Convert to fraction form
   2,574.15/3,859.79 = 1,034.79/x
3. Step 3: Cross multiply
   2,574.15x = 3,859.79 × 1,034.79
4. Step 4: Simplify right side
   2,574.15x = 3,994,066.92
5. Step 5: Solve for x
   x = 3,994,066.92/2,574.15
6. Step 6: Final answer
   x = 1,551.61