Finding the Fourth Proportional to 2,222.12, 3,327.98 and 1,123.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.12 : 3,327.98 = 1,123.82 : x
2. Step 2: Convert to fraction form
   2,222.12/3,327.98 = 1,123.82/x
3. Step 3: Cross multiply
   2,222.12x = 3,327.98 × 1,123.82
4. Step 4: Simplify right side
   2,222.12x = 3,740,050.48
5. Step 5: Solve for x
   x = 3,740,050.48/2,222.12
6. Step 6: Final answer
   x = 1,683.10