Finding the Fourth Proportional to 2,224.34, 3,069.50 and 1,229.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.34 : 3,069.50 = 1,229.59 : x
2. Step 2: Convert to fraction form
   2,224.34/3,069.50 = 1,229.59/x
3. Step 3: Cross multiply
   2,224.34x = 3,069.50 × 1,229.59
4. Step 4: Simplify right side
   2,224.34x = 3,774,226.51
5. Step 5: Solve for x
   x = 3,774,226.51/2,224.34
6. Step 6: Final answer
   x = 1,696.78