Finding the Fourth Proportional to 5,333.76, 7,361.16 and 2,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,333.76 : 7,361.16 = 2,976.72 : x
2. Step 2: Convert to fraction form
   5,333.76/7,361.16 = 2,976.72/x
3. Step 3: Cross multiply
   5,333.76x = 7,361.16 × 2,976.72
4. Step 4: Simplify right side
   5,333.76x = 21,912,112.20
5. Step 5: Solve for x
   x = 21,912,112.20/5,333.76
6. Step 6: Final answer
   x = 4,108.19