Finding the Fourth Proportional to 2,224.83, 3,069.83 and 1,230.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.83 : 3,069.83 = 1,230.09 : x
2. Step 2: Convert to fraction form
   2,224.83/3,069.83 = 1,230.09/x
3. Step 3: Cross multiply
   2,224.83x = 3,069.83 × 1,230.09
4. Step 4: Simplify right side
   2,224.83x = 3,776,161.03
5. Step 5: Solve for x
   x = 3,776,161.03/2,224.83
6. Step 6: Final answer
   x = 1,697.28