Finding the Fourth Proportional to 2,775.05, 3,829.78 and 1,516.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,775.05 : 3,829.78 = 1,516.17 : x
2. Step 2: Convert to fraction form
   2,775.05/3,829.78 = 1,516.17/x
3. Step 3: Cross multiply
   2,775.05x = 3,829.78 × 1,516.17
4. Step 4: Simplify right side
   2,775.05x = 5,806,597.54
5. Step 5: Solve for x
   x = 5,806,597.54/2,775.05
6. Step 6: Final answer
   x = 2,092.43