Finding the Fourth Proportional to 2,625.06, 3,622.32 and 1,616.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,625.06 : 3,622.32 = 1,616.61 : x
2. Step 2: Convert to fraction form
   2,625.06/3,622.32 = 1,616.61/x
3. Step 3: Cross multiply
   2,625.06x = 3,622.32 × 1,616.61
4. Step 4: Simplify right side
   2,625.06x = 5,855,871.94
5. Step 5: Solve for x
   x = 5,855,871.94/2,625.06
6. Step 6: Final answer
   x = 2,230.76