Finding the Fourth Proportional to 2,516.88, 3,778.56 and 2,134.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.88 : 3,778.56 = 2,134.56 : x
2. Step 2: Convert to fraction form
   2,516.88/3,778.56 = 2,134.56/x
3. Step 3: Cross multiply
   2,516.88x = 3,778.56 × 2,134.56
4. Step 4: Simplify right side
   2,516.88x = 8,065,563.03
5. Step 5: Solve for x
   x = 8,065,563.03/2,516.88
6. Step 6: Final answer
   x = 3,204.59