Finding the Fourth Proportional to 10,441.91, 15,662.45 and 3,422.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,441.91 : 15,662.45 = 3,422.45 : x
2. Step 2: Convert to fraction form
   10,441.91/15,662.45 = 3,422.45/x
3. Step 3: Cross multiply
   10,441.91x = 15,662.45 × 3,422.45
4. Step 4: Simplify right side
   10,441.91x = 53,603,986.88
5. Step 5: Solve for x
   x = 53,603,986.88/10,441.91
6. Step 6: Final answer
   x = 5,133.54