Finding the Fourth Proportional to 2,406.29, 3,609.56 and 675.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.29 : 3,609.56 = 675.05 : x
2. Step 2: Convert to fraction form
   2,406.29/3,609.56 = 675.05/x
3. Step 3: Cross multiply
   2,406.29x = 3,609.56 × 675.05
4. Step 4: Simplify right side
   2,406.29x = 2,436,612.05
5. Step 5: Solve for x
   x = 2,436,612.05/2,406.29
6. Step 6: Final answer
   x = 1,012.60