Finding the Fourth Proportional to 2,514.87, 3,470.46 and 1,395.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.87 : 3,470.46 = 1,395.81 : x
2. Step 2: Convert to fraction form
   2,514.87/3,470.46 = 1,395.81/x
3. Step 3: Cross multiply
   2,514.87x = 3,470.46 × 1,395.81
4. Step 4: Simplify right side
   2,514.87x = 4,844,102.77
5. Step 5: Solve for x
   x = 4,844,102.77/2,514.87
6. Step 6: Final answer
   x = 1,926.18