Finding the Fourth Proportional to 6,422.22, 9,629.37 and 3,606.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,422.22 : 9,629.37 = 3,606.63 : x
2. Step 2: Convert to fraction form
   6,422.22/9,629.37 = 3,606.63/x
3. Step 3: Cross multiply
   6,422.22x = 9,629.37 × 3,606.63
4. Step 4: Simplify right side
   6,422.22x = 34,729,574.72
5. Step 5: Solve for x
   x = 34,729,574.72/6,422.22
6. Step 6: Final answer
   x = 5,407.72