Finding the Fourth Proportional to 3,105.06, 4,658.31 and 1,025.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.06 : 4,658.31 = 1,025.07 : x
2. Step 2: Convert to fraction form
   3,105.06/4,658.31 = 1,025.07/x
3. Step 3: Cross multiply
   3,105.06x = 4,658.31 × 1,025.07
4. Step 4: Simplify right side
   3,105.06x = 4,775,093.83
5. Step 5: Solve for x
   x = 4,775,093.83/3,105.06
6. Step 6: Final answer
   x = 1,537.84