Finding the Fourth Proportional to 9,224.56, 12,641.27 and 8,338.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,224.56 : 12,641.27 = 8,338.88 : x
2. Step 2: Convert to fraction form
   9,224.56/12,641.27 = 8,338.88/x
3. Step 3: Cross multiply
   9,224.56x = 12,641.27 × 8,338.88
4. Step 4: Simplify right side
   9,224.56x = 105,414,033.58
5. Step 5: Solve for x
   x = 105,414,033.58/9,224.56
6. Step 6: Final answer
   x = 11,427.54