Finding the Fourth Proportional to 3,630.61, 5,007.89 and 2,137.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.61 : 5,007.89 = 2,137.27 : x
2. Step 2: Convert to fraction form
   3,630.61/5,007.89 = 2,137.27/x
3. Step 3: Cross multiply
   3,630.61x = 5,007.89 × 2,137.27
4. Step 4: Simplify right side
   3,630.61x = 10,703,213.06
5. Step 5: Solve for x
   x = 10,703,213.06/3,630.61
6. Step 6: Final answer
   x = 2,948.05