Finding the Fourth Proportional to 3,976.02, 5,971.32 and 3,805.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.02 : 5,971.32 = 3,805.92 : x
2. Step 2: Convert to fraction form
   3,976.02/5,971.32 = 3,805.92/x
3. Step 3: Cross multiply
   3,976.02x = 5,971.32 × 3,805.92
4. Step 4: Simplify right side
   3,976.02x = 22,726,366.21
5. Step 5: Solve for x
   x = 22,726,366.21/3,976.02
6. Step 6: Final answer
   x = 5,715.86