Finding the Fourth Proportional to 9,221.92, 12,726.74 and 5,447.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,221.92 : 12,726.74 = 5,447.27 : x
2. Step 2: Convert to fraction form
   9,221.92/12,726.74 = 5,447.27/x
3. Step 3: Cross multiply
   9,221.92x = 12,726.74 × 5,447.27
4. Step 4: Simplify right side
   9,221.92x = 69,325,989.00
5. Step 5: Solve for x
   x = 69,325,989.00/9,221.92
6. Step 6: Final answer
   x = 7,517.52