Finding the Fourth Proportional to 2,520.05, 3,778.77 and 1,480.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.05 : 3,778.77 = 1,480.37 : x
2. Step 2: Convert to fraction form
   2,520.05/3,778.77 = 1,480.37/x
3. Step 3: Cross multiply
   2,520.05x = 3,778.77 × 1,480.37
4. Step 4: Simplify right side
   2,520.05x = 5,593,977.74
5. Step 5: Solve for x
   x = 5,593,977.74/2,520.05
6. Step 6: Final answer
   x = 2,219.79