Finding the Fourth Proportional to 1,676.06, 2,315.69 and 1,395.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676.06 : 2,315.69 = 1,395.39 : x
2. Step 2: Convert to fraction form
   1,676.06/2,315.69 = 1,395.39/x
3. Step 3: Cross multiply
   1,676.06x = 2,315.69 × 1,395.39
4. Step 4: Simplify right side
   1,676.06x = 3,231,283.69
5. Step 5: Solve for x
   x = 3,231,283.69/1,676.06
6. Step 6: Final answer
   x = 1,927.91