Finding the Fourth Proportional to 2,622.34, 3,618.99 and 1,443.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.34 : 3,618.99 = 1,443.67 : x
2. Step 2: Convert to fraction form
   2,622.34/3,618.99 = 1,443.67/x
3. Step 3: Cross multiply
   2,622.34x = 3,618.99 × 1,443.67
4. Step 4: Simplify right side
   2,622.34x = 5,224,627.29
5. Step 5: Solve for x
   x = 5,224,627.29/2,622.34
6. Step 6: Final answer
   x = 1,992.35