Finding the Fourth Proportional to 5,719.30, 8,579.56 and 1,822.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,719.30 : 8,579.56 = 1,822.82 : x
2. Step 2: Convert to fraction form
   5,719.30/8,579.56 = 1,822.82/x
3. Step 3: Cross multiply
   5,719.30x = 8,579.56 × 1,822.82
4. Step 4: Simplify right side
   5,719.30x = 15,638,993.56
5. Step 5: Solve for x
   x = 15,638,993.56/5,719.30
6. Step 6: Final answer
   x = 2,734.42