Finding the Fourth Proportional to 2,513.76, 3,469.05 and 1,518.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.76 : 3,469.05 = 1,518.90 : x
2. Step 2: Convert to fraction form
   2,513.76/3,469.05 = 1,518.90/x
3. Step 3: Cross multiply
   2,513.76x = 3,469.05 × 1,518.90
4. Step 4: Simplify right side
   2,513.76x = 5,269,140.05
5. Step 5: Solve for x
   x = 5,269,140.05/2,513.76
6. Step 6: Final answer
   x = 2,096.12