Finding the Fourth Proportional to 12,933.72, 17,839.96 and 8,895.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,933.72 : 17,839.96 = 8,895.04 : x
2. Step 2: Convert to fraction form
   12,933.72/17,839.96 = 8,895.04/x
3. Step 3: Cross multiply
   12,933.72x = 17,839.96 × 8,895.04
4. Step 4: Simplify right side
   12,933.72x = 158,687,157.80
5. Step 5: Solve for x
   x = 158,687,157.80/12,933.72
6. Step 6: Final answer
   x = 12,269.26