Finding the Fourth Proportional to 2,224.55, 3,069.91 and 1,229.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.55 : 3,069.91 = 1,229.83 : x
2. Step 2: Convert to fraction form
   2,224.55/3,069.91 = 1,229.83/x
3. Step 3: Cross multiply
   2,224.55x = 3,069.91 × 1,229.83
4. Step 4: Simplify right side
   2,224.55x = 3,775,467.42
5. Step 5: Solve for x
   x = 3,775,467.42/2,224.55
6. Step 6: Final answer
   x = 1,697.18