Finding the Fourth Proportional to 12,724.38, 19,073.54 and 5,333.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,724.38 : 19,073.54 = 5,333.12 : x
2. Step 2: Convert to fraction form
   12,724.38/19,073.54 = 5,333.12/x
3. Step 3: Cross multiply
   12,724.38x = 19,073.54 × 5,333.12
4. Step 4: Simplify right side
   12,724.38x = 101,721,477.64
5. Step 5: Solve for x
   x = 101,721,477.64/12,724.38
6. Step 6: Final answer
   x = 7,994.22