Finding the Fourth Proportional to 3,085.56, 4,258.52 and 1,759.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,085.56 : 4,258.52 = 1,759.39 : x
2. Step 2: Convert to fraction form
   3,085.56/4,258.52 = 1,759.39/x
3. Step 3: Cross multiply
   3,085.56x = 4,258.52 × 1,759.39
4. Step 4: Simplify right side
   3,085.56x = 7,492,397.50
5. Step 5: Solve for x
   x = 7,492,397.50/3,085.56
6. Step 6: Final answer
   x = 2,428.21