Finding the Fourth Proportional to 2,679.59, 4,019.86 and 1,036

Step by Step Solution

1. Step 1: Write the proportion equation
   2,679.59 : 4,019.86 = 1,036 : x
2. Step 2: Convert to fraction form
   2,679.59/4,019.86 = 1,036/x
3. Step 3: Cross multiply
   2,679.59x = 4,019.86 × 1,036
4. Step 4: Simplify right side
   2,679.59x = 4,164,574.96
5. Step 5: Solve for x
   x = 4,164,574.96/2,679.59
6. Step 6: Final answer
   x = 1,554.18