Finding the Fourth Proportional to 3,105.27, 4,656.42 and 1,254.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.27 : 4,656.42 = 1,254.83 : x
2. Step 2: Convert to fraction form
   3,105.27/4,656.42 = 1,254.83/x
3. Step 3: Cross multiply
   3,105.27x = 4,656.42 × 1,254.83
4. Step 4: Simplify right side
   3,105.27x = 5,842,992.23
5. Step 5: Solve for x
   x = 5,842,992.23/3,105.27
6. Step 6: Final answer
   x = 1,881.64