Finding the Fourth Proportional to 3,105.58, 4,658.86 and 914.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.58 : 4,658.86 = 914.02 : x
2. Step 2: Convert to fraction form
   3,105.58/4,658.86 = 914.02/x
3. Step 3: Cross multiply
   3,105.58x = 4,658.86 × 914.02
4. Step 4: Simplify right side
   3,105.58x = 4,258,291.22
5. Step 5: Solve for x
   x = 4,258,291.22/3,105.58
6. Step 6: Final answer
   x = 1,371.17