Finding the Fourth Proportional to 2,514.57, 3,470.12 and 1,395.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.57 : 3,470.12 = 1,395.58 : x
2. Step 2: Convert to fraction form
   2,514.57/3,470.12 = 1,395.58/x
3. Step 3: Cross multiply
   2,514.57x = 3,470.12 × 1,395.58
4. Step 4: Simplify right side
   2,514.57x = 4,842,830.07
5. Step 5: Solve for x
   x = 4,842,830.07/2,514.57
6. Step 6: Final answer
   x = 1,925.91