Finding the Fourth Proportional to 22,287.47, 33,431.25 and 5,647.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,287.47 : 33,431.25 = 5,647.50 : x
2. Step 2: Convert to fraction form
   22,287.47/33,431.25 = 5,647.50/x
3. Step 3: Cross multiply
   22,287.47x = 33,431.25 × 5,647.50
4. Step 4: Simplify right side
   22,287.47x = 188,802,984.38
5. Step 5: Solve for x
   x = 188,802,984.38/22,287.47
6. Step 6: Final answer
   x = 8,471.26