Finding the Fourth Proportional to 2,404.18, 3,318.06 and 1,520.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.18 : 3,318.06 = 1,520.88 : x
2. Step 2: Convert to fraction form
   2,404.18/3,318.06 = 1,520.88/x
3. Step 3: Cross multiply
   2,404.18x = 3,318.06 × 1,520.88
4. Step 4: Simplify right side
   2,404.18x = 5,046,371.09
5. Step 5: Solve for x
   x = 5,046,371.09/2,404.18
6. Step 6: Final answer
   x = 2,099.00