Finding the Fourth Proportional to 8,008.20, 12,012.18 and 3,622.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,008.20 : 12,012.18 = 3,622.56 : x
2. Step 2: Convert to fraction form
   8,008.20/12,012.18 = 3,622.56/x
3. Step 3: Cross multiply
   8,008.20x = 12,012.18 × 3,622.56
4. Step 4: Simplify right side
   8,008.20x = 43,514,842.78
5. Step 5: Solve for x
   x = 43,514,842.78/8,008.20
6. Step 6: Final answer
   x = 5,433.79