Finding the Fourth Proportional to 2,463.50, 3,401.56 and 1,520.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,463.50 : 3,401.56 = 1,520.66 : x
2. Step 2: Convert to fraction form
   2,463.50/3,401.56 = 1,520.66/x
3. Step 3: Cross multiply
   2,463.50x = 3,401.56 × 1,520.66
4. Step 4: Simplify right side
   2,463.50x = 5,172,616.23
5. Step 5: Solve for x
   x = 5,172,616.23/2,463.50
6. Step 6: Final answer
   x = 2,099.70