Finding the Fourth Proportional to 3,996.88, 5,964.05 and 3,581.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,996.88 : 5,964.05 = 3,581.80 : x
2. Step 2: Convert to fraction form
   3,996.88/5,964.05 = 3,581.80/x
3. Step 3: Cross multiply
   3,996.88x = 5,964.05 × 3,581.80
4. Step 4: Simplify right side
   3,996.88x = 21,362,034.29
5. Step 5: Solve for x
   x = 21,362,034.29/3,996.88
6. Step 6: Final answer
   x = 5,344.68