Finding the Fourth Proportional to 6,505.72, 8,976.54 and 3,710.68

Step by Step Solution

1. Step 1: Write the proportion equation
   6,505.72 : 8,976.54 = 3,710.68 : x
2. Step 2: Convert to fraction form
   6,505.72/8,976.54 = 3,710.68/x
3. Step 3: Cross multiply
   6,505.72x = 8,976.54 × 3,710.68
4. Step 4: Simplify right side
   6,505.72x = 33,309,067.45
5. Step 5: Solve for x
   x = 33,309,067.45/6,505.72
6. Step 6: Final answer
   x = 5,119.97