Finding the Fourth Proportional to 2,719.71, 3,752.37 and 1,540.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,719.71 : 3,752.37 = 1,540.56 : x
2. Step 2: Convert to fraction form
   2,719.71/3,752.37 = 1,540.56/x
3. Step 3: Cross multiply
   2,719.71x = 3,752.37 × 1,540.56
4. Step 4: Simplify right side
   2,719.71x = 5,780,751.13
5. Step 5: Solve for x
   x = 5,780,751.13/2,719.71
6. Step 6: Final answer
   x = 2,125.50