Finding the Fourth Proportional to 3,996.63, 5,991.30 and 3,384.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996.63 : 5,991.30 = 3,384.27 : x
2. Step 2: Convert to fraction form
   3,996.63/5,991.30 = 3,384.27/x
3. Step 3: Cross multiply
   3,996.63x = 5,991.30 × 3,384.27
4. Step 4: Simplify right side
   3,996.63x = 20,276,176.85
5. Step 5: Solve for x
   x = 20,276,176.85/3,996.63
6. Step 6: Final answer
   x = 5,073.32