Finding the Fourth Proportional to 2,275.89, 3,408.33 and 2,259.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.89 : 3,408.33 = 2,259.48 : x
2. Step 2: Convert to fraction form
   2,275.89/3,408.33 = 2,259.48/x
3. Step 3: Cross multiply
   2,275.89x = 3,408.33 × 2,259.48
4. Step 4: Simplify right side
   2,275.89x = 7,701,053.47
5. Step 5: Solve for x
   x = 7,701,053.47/2,275.89
6. Step 6: Final answer
   x = 3,383.75