Finding the Fourth Proportional to 2,581.68, 3,562.65 and 1,402.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.68 : 3,562.65 = 1,402.73 : x
2. Step 2: Convert to fraction form
   2,581.68/3,562.65 = 1,402.73/x
3. Step 3: Cross multiply
   2,581.68x = 3,562.65 × 1,402.73
4. Step 4: Simplify right side
   2,581.68x = 4,997,436.03
5. Step 5: Solve for x
   x = 4,997,436.03/2,581.68
6. Step 6: Final answer
   x = 1,935.73