Finding the Fourth Proportional to 2,402.56, 3,316.40 and 1,518.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.56 : 3,316.40 = 1,518.96 : x
2. Step 2: Convert to fraction form
   2,402.56/3,316.40 = 1,518.96/x
3. Step 3: Cross multiply
   2,402.56x = 3,316.40 × 1,518.96
4. Step 4: Simplify right side
   2,402.56x = 5,037,478.94
5. Step 5: Solve for x
   x = 5,037,478.94/2,402.56
6. Step 6: Final answer
   x = 2,096.71