Finding the Fourth Proportional to 2,585.68, 3,568.32 and 1,406.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585.68 : 3,568.32 = 1,406.79 : x
2. Step 2: Convert to fraction form
   2,585.68/3,568.32 = 1,406.79/x
3. Step 3: Cross multiply
   2,585.68x = 3,568.32 × 1,406.79
4. Step 4: Simplify right side
   2,585.68x = 5,019,852.02
5. Step 5: Solve for x
   x = 5,019,852.02/2,585.68
6. Step 6: Final answer
   x = 1,941.41