Finding the Fourth Proportional to 2,064.05, 3,098.04 and 1,281.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.05 : 3,098.04 = 1,281.68 : x
2. Step 2: Convert to fraction form
   2,064.05/3,098.04 = 1,281.68/x
3. Step 3: Cross multiply
   2,064.05x = 3,098.04 × 1,281.68
4. Step 4: Simplify right side
   2,064.05x = 3,970,689.50
5. Step 5: Solve for x
   x = 3,970,689.50/2,064.05
6. Step 6: Final answer
   x = 1,923.74