Finding the Fourth Proportional to 3,609.83, 5,412.72 and 1,757

Step by Step Solution

1. Step 1: Write the proportion equation
   3,609.83 : 5,412.72 = 1,757 : x
2. Step 2: Convert to fraction form
   3,609.83/5,412.72 = 1,757/x
3. Step 3: Cross multiply
   3,609.83x = 5,412.72 × 1,757
4. Step 4: Simplify right side
   3,609.83x = 9,510,149.04
5. Step 5: Solve for x
   x = 9,510,149.04/3,609.83
6. Step 6: Final answer
   x = 2,634.51