Finding the Fourth Proportional to 2,201.82, 3,039.90 and 1,540.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201.82 : 3,039.90 = 1,540.25 : x
2. Step 2: Convert to fraction form
   2,201.82/3,039.90 = 1,540.25/x
3. Step 3: Cross multiply
   2,201.82x = 3,039.90 × 1,540.25
4. Step 4: Simplify right side
   2,201.82x = 4,682,205.98
5. Step 5: Solve for x
   x = 4,682,205.98/2,201.82
6. Step 6: Final answer
   x = 2,126.52