Finding the Fourth Proportional to 2,404.06, 3,605.61 and 672.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.06 : 3,605.61 = 672.22 : x
2. Step 2: Convert to fraction form
   2,404.06/3,605.61 = 672.22/x
3. Step 3: Cross multiply
   2,404.06x = 3,605.61 × 672.22
4. Step 4: Simplify right side
   2,404.06x = 2,423,763.15
5. Step 5: Solve for x
   x = 2,423,763.15/2,404.06
6. Step 6: Final answer
   x = 1,008.20