Finding the Fourth Proportional to 2,581.47, 3,562.41 and 1,402.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.47 : 3,562.41 = 1,402.53 : x
2. Step 2: Convert to fraction form
   2,581.47/3,562.41 = 1,402.53/x
3. Step 3: Cross multiply
   2,581.47x = 3,562.41 × 1,402.53
4. Step 4: Simplify right side
   2,581.47x = 4,996,386.90
5. Step 5: Solve for x
   x = 4,996,386.90/2,581.47
6. Step 6: Final answer
   x = 1,935.48