Finding the Fourth Proportional to 2,719.54, 3,753.30 and 1,540.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,719.54 : 3,753.30 = 1,540.59 : x
2. Step 2: Convert to fraction form
   2,719.54/3,753.30 = 1,540.59/x
3. Step 3: Cross multiply
   2,719.54x = 3,753.30 × 1,540.59
4. Step 4: Simplify right side
   2,719.54x = 5,782,296.45
5. Step 5: Solve for x
   x = 5,782,296.45/2,719.54
6. Step 6: Final answer
   x = 2,126.20