Finding the Fourth Proportional to 6,606.24, 9,116.61 and 3,622.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,606.24 : 9,116.61 = 3,622.18 : x
2. Step 2: Convert to fraction form
   6,606.24/9,116.61 = 3,622.18/x
3. Step 3: Cross multiply
   6,606.24x = 9,116.61 × 3,622.18
4. Step 4: Simplify right side
   6,606.24x = 33,022,002.41
5. Step 5: Solve for x
   x = 33,022,002.41/6,606.24
6. Step 6: Final answer
   x = 4,998.61