Finding the Fourth Proportional to 2,776.95, 3,824.42 and 2,716.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,776.95 : 3,824.42 = 2,716.47 : x
2. Step 2: Convert to fraction form
   2,776.95/3,824.42 = 2,716.47/x
3. Step 3: Cross multiply
   2,776.95x = 3,824.42 × 2,716.47
4. Step 4: Simplify right side
   2,776.95x = 10,388,908.62
5. Step 5: Solve for x
   x = 10,388,908.62/2,776.95
6. Step 6: Final answer
   x = 3,741.12