Finding the Fourth Proportional to 1,676.09, 2,313.02 and 1,012.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676.09 : 2,313.02 = 1,012.82 : x
2. Step 2: Convert to fraction form
   1,676.09/2,313.02 = 1,012.82/x
3. Step 3: Cross multiply
   1,676.09x = 2,313.02 × 1,012.82
4. Step 4: Simplify right side
   1,676.09x = 2,342,667.85
5. Step 5: Solve for x
   x = 2,342,667.85/1,676.09
6. Step 6: Final answer
   x = 1,397.70