Finding the Fourth Proportional to 2,224.04, 3,069.34 and 1,280.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.04 : 3,069.34 = 1,280.14 : x
2. Step 2: Convert to fraction form
   2,224.04/3,069.34 = 1,280.14/x
3. Step 3: Cross multiply
   2,224.04x = 3,069.34 × 1,280.14
4. Step 4: Simplify right side
   2,224.04x = 3,929,184.91
5. Step 5: Solve for x
   x = 3,929,184.91/2,224.04
6. Step 6: Final answer
   x = 1,766.69