Finding the Fourth Proportional to 2,222.49, 3,333.76 and 2,154.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.49 : 3,333.76 = 2,154.83 : x
2. Step 2: Convert to fraction form
   2,222.49/3,333.76 = 2,154.83/x
3. Step 3: Cross multiply
   2,222.49x = 3,333.76 × 2,154.83
4. Step 4: Simplify right side
   2,222.49x = 7,183,669.39
5. Step 5: Solve for x
   x = 7,183,669.39/2,222.49
6. Step 6: Final answer
   x = 3,232.27