Finding the Fourth Proportional to 2,362.71, 3,260.47 and 1,314.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,362.71 : 3,260.47 = 1,314.78 : x
2. Step 2: Convert to fraction form
   2,362.71/3,260.47 = 1,314.78/x
3. Step 3: Cross multiply
   2,362.71x = 3,260.47 × 1,314.78
4. Step 4: Simplify right side
   2,362.71x = 4,286,800.75
5. Step 5: Solve for x
   x = 4,286,800.75/2,362.71
6. Step 6: Final answer
   x = 1,814.36