Finding the Fourth Proportional to 8,938.28, 12,333.03 and 5,401.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,938.28 : 12,333.03 = 5,401.69 : x
2. Step 2: Convert to fraction form
   8,938.28/12,333.03 = 5,401.69/x
3. Step 3: Cross multiply
   8,938.28x = 12,333.03 × 5,401.69
4. Step 4: Simplify right side
   8,938.28x = 66,619,204.82
5. Step 5: Solve for x
   x = 66,619,204.82/8,938.28
6. Step 6: Final answer
   x = 7,453.25