Finding the Fourth Proportional to 2,584.31, 3,566.19 and 1,405.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,584.31 : 3,566.19 = 1,405.37 : x
2. Step 2: Convert to fraction form
   2,584.31/3,566.19 = 1,405.37/x
3. Step 3: Cross multiply
   2,584.31x = 3,566.19 × 1,405.37
4. Step 4: Simplify right side
   2,584.31x = 5,011,816.44
5. Step 5: Solve for x
   x = 5,011,816.44/2,584.31
6. Step 6: Final answer
   x = 1,939.32