Finding the Fourth Proportional to 2,585.51, 3,568.05 and 1,406.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585.51 : 3,568.05 = 1,406.58 : x
2. Step 2: Convert to fraction form
   2,585.51/3,568.05 = 1,406.58/x
3. Step 3: Cross multiply
   2,585.51x = 3,568.05 × 1,406.58
4. Step 4: Simplify right side
   2,585.51x = 5,018,747.77
5. Step 5: Solve for x
   x = 5,018,747.77/2,585.51
6. Step 6: Final answer
   x = 1,941.10