Finding the Fourth Proportional to 3,633.27, 5,013.34 and 2,140.65

Step by Step Solution

1. Step 1: Write the proportion equation
   3,633.27 : 5,013.34 = 2,140.65 : x
2. Step 2: Convert to fraction form
   3,633.27/5,013.34 = 2,140.65/x
3. Step 3: Cross multiply
   3,633.27x = 5,013.34 × 2,140.65
4. Step 4: Simplify right side
   3,633.27x = 10,731,806.27
5. Step 5: Solve for x
   x = 10,731,806.27/3,633.27
6. Step 6: Final answer
   x = 2,953.76