Finding the Fourth Proportional to 2,062.08, 3,092.22 and 1,280.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.08 : 3,092.22 = 1,280.91 : x
2. Step 2: Convert to fraction form
   2,062.08/3,092.22 = 1,280.91/x
3. Step 3: Cross multiply
   2,062.08x = 3,092.22 × 1,280.91
4. Step 4: Simplify right side
   2,062.08x = 3,960,855.52
5. Step 5: Solve for x
   x = 3,960,855.52/2,062.08
6. Step 6: Final answer
   x = 1,920.81