Finding the Fourth Proportional to 2,630.43, 3,623.81 and 2,180.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,630.43 : 3,623.81 = 2,180.61 : x
2. Step 2: Convert to fraction form
   2,630.43/3,623.81 = 2,180.61/x
3. Step 3: Cross multiply
   2,630.43x = 3,623.81 × 2,180.61
4. Step 4: Simplify right side
   2,630.43x = 7,902,105.42
5. Step 5: Solve for x
   x = 7,902,105.42/2,630.43
6. Step 6: Final answer
   x = 3,004.11