Finding the Fourth Proportional to 2,579.91, 3,562.13 and 1,586.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,579.91 : 3,562.13 = 1,586.52 : x
2. Step 2: Convert to fraction form
   2,579.91/3,562.13 = 1,586.52/x
3. Step 3: Cross multiply
   2,579.91x = 3,562.13 × 1,586.52
4. Step 4: Simplify right side
   2,579.91x = 5,651,382.56
5. Step 5: Solve for x
   x = 5,651,382.56/2,579.91
6. Step 6: Final answer
   x = 2,190.53