Finding the Fourth Proportional to 3,846.62, 5,308.61 and 2,253.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846.62 : 5,308.61 = 2,253.30 : x
2. Step 2: Convert to fraction form
   3,846.62/5,308.61 = 2,253.30/x
3. Step 3: Cross multiply
   3,846.62x = 5,308.61 × 2,253.30
4. Step 4: Simplify right side
   3,846.62x = 11,961,879.65
5. Step 5: Solve for x
   x = 11,961,879.65/3,846.62
6. Step 6: Final answer
   x = 3,109.72