Finding the Fourth Proportional to 2,371.56, 3,573.15 and 2,140.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371.56 : 3,573.15 = 2,140.71 : x
2. Step 2: Convert to fraction form
   2,371.56/3,573.15 = 2,140.71/x
3. Step 3: Cross multiply
   2,371.56x = 3,573.15 × 2,140.71
4. Step 4: Simplify right side
   2,371.56x = 7,649,077.94
5. Step 5: Solve for x
   x = 7,649,077.94/2,371.56
6. Step 6: Final answer
   x = 3,225.34