Finding the Fourth Proportional to 10,354.05, 14,291.51 and 9,333.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,354.05 : 14,291.51 = 9,333.45 : x
2. Step 2: Convert to fraction form
   10,354.05/14,291.51 = 9,333.45/x
3. Step 3: Cross multiply
   10,354.05x = 14,291.51 × 9,333.45
4. Step 4: Simplify right side
   10,354.05x = 133,389,047.34
5. Step 5: Solve for x
   x = 133,389,047.34/10,354.05
6. Step 6: Final answer
   x = 12,882.79