Finding the Fourth Proportional to 2,622.67, 3,619.27 and 1,443.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.67 : 3,619.27 = 1,443.74 : x
2. Step 2: Convert to fraction form
   2,622.67/3,619.27 = 1,443.74/x
3. Step 3: Cross multiply
   2,622.67x = 3,619.27 × 1,443.74
4. Step 4: Simplify right side
   2,622.67x = 5,225,293.00
5. Step 5: Solve for x
   x = 5,225,293.00/2,622.67
6. Step 6: Final answer
   x = 1,992.36