Finding the Fourth Proportional to 2,581.45, 3,562.46 and 1,402.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.45 : 3,562.46 = 1,402.51 : x
2. Step 2: Convert to fraction form
   2,581.45/3,562.46 = 1,402.51/x
3. Step 3: Cross multiply
   2,581.45x = 3,562.46 × 1,402.51
4. Step 4: Simplify right side
   2,581.45x = 4,996,385.77
5. Step 5: Solve for x
   x = 4,996,385.77/2,581.45
6. Step 6: Final answer
   x = 1,935.50