Finding the Fourth Proportional to 3,980.96, 5,952.46 and 3,632.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,980.96 : 5,952.46 = 3,632.42 : x
2. Step 2: Convert to fraction form
   3,980.96/5,952.46 = 3,632.42/x
3. Step 3: Cross multiply
   3,980.96x = 5,952.46 × 3,632.42
4. Step 4: Simplify right side
   3,980.96x = 21,621,834.75
5. Step 5: Solve for x
   x = 21,621,834.75/3,980.96
6. Step 6: Final answer
   x = 5,431.31