Finding the Fourth Proportional to 2,259.50, 3,118.16 and 1,265.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.50 : 3,118.16 = 1,265.02 : x
2. Step 2: Convert to fraction form
   2,259.50/3,118.16 = 1,265.02/x
3. Step 3: Cross multiply
   2,259.50x = 3,118.16 × 1,265.02
4. Step 4: Simplify right side
   2,259.50x = 3,944,530.13
5. Step 5: Solve for x
   x = 3,944,530.13/2,259.50
6. Step 6: Final answer
   x = 1,745.76