Finding the Fourth Proportional to 1,676.84, 2,314.05 and 1,013.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676.84 : 2,314.05 = 1,013.57 : x
2. Step 2: Convert to fraction form
   1,676.84/2,314.05 = 1,013.57/x
3. Step 3: Cross multiply
   1,676.84x = 2,314.05 × 1,013.57
4. Step 4: Simplify right side
   1,676.84x = 2,345,451.66
5. Step 5: Solve for x
   x = 2,345,451.66/1,676.84
6. Step 6: Final answer
   x = 1,398.73