Finding the Fourth Proportional to 2,227.25, 3,073.55 and 1,218.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.25 : 3,073.55 = 1,218.93 : x
2. Step 2: Convert to fraction form
   2,227.25/3,073.55 = 1,218.93/x
3. Step 3: Cross multiply
   2,227.25x = 3,073.55 × 1,218.93
4. Step 4: Simplify right side
   2,227.25x = 3,746,436.21
5. Step 5: Solve for x
   x = 3,746,436.21/2,227.25
6. Step 6: Final answer
   x = 1,682.09