Finding the Fourth Proportional to 2,477.57, 3,418.76 and 1,469.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.57 : 3,418.76 = 1,469.12 : x
2. Step 2: Convert to fraction form
   2,477.57/3,418.76 = 1,469.12/x
3. Step 3: Cross multiply
   2,477.57x = 3,418.76 × 1,469.12
4. Step 4: Simplify right side
   2,477.57x = 5,022,544.25
5. Step 5: Solve for x
   x = 5,022,544.25/2,477.57
6. Step 6: Final answer
   x = 2,027.21