Finding the Fourth Proportional to 2,514.40, 3,469.69 and 1,395.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.40 : 3,469.69 = 1,395.39 : x
2. Step 2: Convert to fraction form
   2,514.40/3,469.69 = 1,395.39/x
3. Step 3: Cross multiply
   2,514.40x = 3,469.69 × 1,395.39
4. Step 4: Simplify right side
   2,514.40x = 4,841,560.13
5. Step 5: Solve for x
   x = 4,841,560.13/2,514.40
6. Step 6: Final answer
   x = 1,925.53