Finding the Fourth Proportional to 4,922.82, 7,380.59 and 2,974.57

Step by Step Solution

1. Step 1: Write the proportion equation
   4,922.82 : 7,380.59 = 2,974.57 : x
2. Step 2: Convert to fraction form
   4,922.82/7,380.59 = 2,974.57/x
3. Step 3: Cross multiply
   4,922.82x = 7,380.59 × 2,974.57
4. Step 4: Simplify right side
   4,922.82x = 21,954,048.27
5. Step 5: Solve for x
   x = 21,954,048.27/4,922.82
6. Step 6: Final answer
   x = 4,459.65