Finding the Fourth Proportional to 2,280.08, 3,426.52 and 1,355.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.08 : 3,426.52 = 1,355.80 : x
2. Step 2: Convert to fraction form
   2,280.08/3,426.52 = 1,355.80/x
3. Step 3: Cross multiply
   2,280.08x = 3,426.52 × 1,355.80
4. Step 4: Simplify right side
   2,280.08x = 4,645,675.82
5. Step 5: Solve for x
   x = 4,645,675.82/2,280.08
6. Step 6: Final answer
   x = 2,037.51