Finding the Fourth Proportional to 3,164.27, 4,746.96 and 1,083.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,164.27 : 4,746.96 = 1,083.78 : x
2. Step 2: Convert to fraction form
   3,164.27/4,746.96 = 1,083.78/x
3. Step 3: Cross multiply
   3,164.27x = 4,746.96 × 1,083.78
4. Step 4: Simplify right side
   3,164.27x = 5,144,660.31
5. Step 5: Solve for x
   x = 5,144,660.31/3,164.27
6. Step 6: Final answer
   x = 1,625.86