Finding the Fourth Proportional to 3,933.72, 5,907.24 and 3,776.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,933.72 : 5,907.24 = 3,776.76 : x
2. Step 2: Convert to fraction form
   3,933.72/5,907.24 = 3,776.76/x
3. Step 3: Cross multiply
   3,933.72x = 5,907.24 × 3,776.76
4. Step 4: Simplify right side
   3,933.72x = 22,310,227.74
5. Step 5: Solve for x
   x = 22,310,227.74/3,933.72
6. Step 6: Final answer
   x = 5,671.53