Finding the Fourth Proportional to 3,516.72, 5,275 and 2,038.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,516.72 : 5,275 = 2,038.15 : x
2. Step 2: Convert to fraction form
   3,516.72/5,275 = 2,038.15/x
3. Step 3: Cross multiply
   3,516.72x = 5,275 × 2,038.15
4. Step 4: Simplify right side
   3,516.72x = 10,751,241.25
5. Step 5: Solve for x
   x = 10,751,241.25/3,516.72
6. Step 6: Final answer
   x = 3,057.18