Finding the Fourth Proportional to 3,085.35, 4,256.73 and 1,758.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,085.35 : 4,256.73 = 1,758.12 : x
2. Step 2: Convert to fraction form
   3,085.35/4,256.73 = 1,758.12/x
3. Step 3: Cross multiply
   3,085.35x = 4,256.73 × 1,758.12
4. Step 4: Simplify right side
   3,085.35x = 7,483,842.15
5. Step 5: Solve for x
   x = 7,483,842.15/3,085.35
6. Step 6: Final answer
   x = 2,425.61