Finding the Fourth Proportional to 2,765.82, 4,148.59 and 1,034.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,765.82 : 4,148.59 = 1,034.31 : x
2. Step 2: Convert to fraction form
   2,765.82/4,148.59 = 1,034.31/x
3. Step 3: Cross multiply
   2,765.82x = 4,148.59 × 1,034.31
4. Step 4: Simplify right side
   2,765.82x = 4,290,928.12
5. Step 5: Solve for x
   x = 4,290,928.12/2,765.82
6. Step 6: Final answer
   x = 1,551.41