Finding the Fourth Proportional to 2,214.33, 3,055.72 and 1,219.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.33 : 3,055.72 = 1,219.59 : x
2. Step 2: Convert to fraction form
   2,214.33/3,055.72 = 1,219.59/x
3. Step 3: Cross multiply
   2,214.33x = 3,055.72 × 1,219.59
4. Step 4: Simplify right side
   2,214.33x = 3,726,725.55
5. Step 5: Solve for x
   x = 3,726,725.55/2,214.33
6. Step 6: Final answer
   x = 1,683.00