Finding the Fourth Proportional to 3,481.94, 5,219.42 and 1,401.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,481.94 : 5,219.42 = 1,401.56 : x
2. Step 2: Convert to fraction form
   3,481.94/5,219.42 = 1,401.56/x
3. Step 3: Cross multiply
   3,481.94x = 5,219.42 × 1,401.56
4. Step 4: Simplify right side
   3,481.94x = 7,315,330.30
5. Step 5: Solve for x
   x = 7,315,330.30/3,481.94
6. Step 6: Final answer
   x = 2,100.94