Finding the Fourth Proportional to 2,581.90, 3,563.01 and 1,402.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.90 : 3,563.01 = 1,402.96 : x
2. Step 2: Convert to fraction form
   2,581.90/3,563.01 = 1,402.96/x
3. Step 3: Cross multiply
   2,581.90x = 3,563.01 × 1,402.96
4. Step 4: Simplify right side
   2,581.90x = 4,998,760.51
5. Step 5: Solve for x
   x = 4,998,760.51/2,581.90
6. Step 6: Final answer
   x = 1,936.08