Finding the Fourth Proportional to 2,622.21, 3,929.73 and 1,450.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.21 : 3,929.73 = 1,450.47 : x
2. Step 2: Convert to fraction form
   2,622.21/3,929.73 = 1,450.47/x
3. Step 3: Cross multiply
   2,622.21x = 3,929.73 × 1,450.47
4. Step 4: Simplify right side
   2,622.21x = 5,699,955.47
5. Step 5: Solve for x
   x = 5,699,955.47/2,622.21
6. Step 6: Final answer
   x = 2,173.72