Finding the Fourth Proportional to 3,721.94, 5,136.27 and 2,150.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,721.94 : 5,136.27 = 2,150.03 : x
2. Step 2: Convert to fraction form
   3,721.94/5,136.27 = 2,150.03/x
3. Step 3: Cross multiply
   3,721.94x = 5,136.27 × 2,150.03
4. Step 4: Simplify right side
   3,721.94x = 11,043,134.59
5. Step 5: Solve for x
   x = 11,043,134.59/3,721.94
6. Step 6: Final answer
   x = 2,967.04