Finding the Fourth Proportional to 2,632.56, 3,968.82 and 2,491.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.56 : 3,968.82 = 2,491.44 : x
2. Step 2: Convert to fraction form
   2,632.56/3,968.82 = 2,491.44/x
3. Step 3: Cross multiply
   2,632.56x = 3,968.82 × 2,491.44
4. Step 4: Simplify right side
   2,632.56x = 9,888,076.90
5. Step 5: Solve for x
   x = 9,888,076.90/2,632.56
6. Step 6: Final answer
   x = 3,756.07