Finding the Fourth Proportional to 13,967.33, 20,950.94 and 5,647.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,967.33 : 20,950.94 = 5,647.25 : x
2. Step 2: Convert to fraction form
   13,967.33/20,950.94 = 5,647.25/x
3. Step 3: Cross multiply
   13,967.33x = 20,950.94 × 5,647.25
4. Step 4: Simplify right side
   13,967.33x = 118,315,084.10
5. Step 5: Solve for x
   x = 118,315,084.10/13,967.33
6. Step 6: Final answer
   x = 8,470.85