Finding the Fourth Proportional to 2,074.59, 2,856.36 and 1,759.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.59 : 2,856.36 = 1,759.15 : x
2. Step 2: Convert to fraction form
   2,074.59/2,856.36 = 1,759.15/x
3. Step 3: Cross multiply
   2,074.59x = 2,856.36 × 1,759.15
4. Step 4: Simplify right side
   2,074.59x = 5,024,765.69
5. Step 5: Solve for x
   x = 5,024,765.69/2,074.59
6. Step 6: Final answer
   x = 2,422.05