Finding the Fourth Proportional to 2,679.83, 4,019.93 and 1,035.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,679.83 : 4,019.93 = 1,035.48 : x
2. Step 2: Convert to fraction form
   2,679.83/4,019.93 = 1,035.48/x
3. Step 3: Cross multiply
   2,679.83x = 4,019.93 × 1,035.48
4. Step 4: Simplify right side
   2,679.83x = 4,162,570.90
5. Step 5: Solve for x
   x = 4,162,570.90/2,679.83
6. Step 6: Final answer
   x = 1,553.29