Finding the Fourth Proportional to 2,222.81, 3,068.67 and 1,384.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.81 : 3,068.67 = 1,384.23 : x
2. Step 2: Convert to fraction form
   2,222.81/3,068.67 = 1,384.23/x
3. Step 3: Cross multiply
   2,222.81x = 3,068.67 × 1,384.23
4. Step 4: Simplify right side
   2,222.81x = 4,247,745.07
5. Step 5: Solve for x
   x = 4,247,745.07/2,222.81
6. Step 6: Final answer
   x = 1,910.98