Finding the Fourth Proportional to 2,520.25, 3,477.94 and 1,401.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.25 : 3,477.94 = 1,401.23 : x
2. Step 2: Convert to fraction form
   2,520.25/3,477.94 = 1,401.23/x
3. Step 3: Cross multiply
   2,520.25x = 3,477.94 × 1,401.23
4. Step 4: Simplify right side
   2,520.25x = 4,873,399.06
5. Step 5: Solve for x
   x = 4,873,399.06/2,520.25
6. Step 6: Final answer
   x = 1,933.70