Finding the Fourth Proportional to 2,402.57, 3,315.55 and 1,325.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.57 : 3,315.55 = 1,325.82 : x
2. Step 2: Convert to fraction form
   2,402.57/3,315.55 = 1,325.82/x
3. Step 3: Cross multiply
   2,402.57x = 3,315.55 × 1,325.82
4. Step 4: Simplify right side
   2,402.57x = 4,395,806.75
5. Step 5: Solve for x
   x = 4,395,806.75/2,402.57
6. Step 6: Final answer
   x = 1,829.63