Finding the Fourth Proportional to 2,520.46, 3,478.14 and 1,401.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.46 : 3,478.14 = 1,401.44 : x
2. Step 2: Convert to fraction form
   2,520.46/3,478.14 = 1,401.44/x
3. Step 3: Cross multiply
   2,520.46x = 3,478.14 × 1,401.44
4. Step 4: Simplify right side
   2,520.46x = 4,874,401.02
5. Step 5: Solve for x
   x = 4,874,401.02/2,520.46
6. Step 6: Final answer
   x = 1,933.94