Finding the Fourth Proportional to 8,938.01, 12,335.33 and 7,443.29

Step by Step Solution

1. Step 1: Write the proportion equation
   8,938.01 : 12,335.33 = 7,443.29 : x
2. Step 2: Convert to fraction form
   8,938.01/12,335.33 = 7,443.29/x
3. Step 3: Cross multiply
   8,938.01x = 12,335.33 × 7,443.29
4. Step 4: Simplify right side
   8,938.01x = 91,815,438.44
5. Step 5: Solve for x
   x = 91,815,438.44/8,938.01
6. Step 6: Final answer
   x = 10,272.47