Finding the Fourth Proportional to 2,276.89, 3,409.83 and 2,260.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,276.89 : 3,409.83 = 2,260.48 : x
2. Step 2: Convert to fraction form
   2,276.89/3,409.83 = 2,260.48/x
3. Step 3: Cross multiply
   2,276.89x = 3,409.83 × 2,260.48
4. Step 4: Simplify right side
   2,276.89x = 7,707,852.52
5. Step 5: Solve for x
   x = 7,707,852.52/2,276.89
6. Step 6: Final answer
   x = 3,385.25