Finding the Fourth Proportional to 9,290.72, 13,935.54 and 2,716.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,290.72 : 13,935.54 = 2,716.76 : x
2. Step 2: Convert to fraction form
   9,290.72/13,935.54 = 2,716.76/x
3. Step 3: Cross multiply
   9,290.72x = 13,935.54 × 2,716.76
4. Step 4: Simplify right side
   9,290.72x = 37,859,517.65
5. Step 5: Solve for x
   x = 37,859,517.65/9,290.72
6. Step 6: Final answer
   x = 4,074.98