Finding the Fourth Proportional to 2,214.50, 3,055.82 and 1,219.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.50 : 3,055.82 = 1,219.82 : x
2. Step 2: Convert to fraction form
   2,214.50/3,055.82 = 1,219.82/x
3. Step 3: Cross multiply
   2,214.50x = 3,055.82 × 1,219.82
4. Step 4: Simplify right side
   2,214.50x = 3,727,551.89
5. Step 5: Solve for x
   x = 3,727,551.89/2,214.50
6. Step 6: Final answer
   x = 1,683.25