Finding the Fourth Proportional to 16,439.82, 24,646.83 and 7,072.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,439.82 : 24,646.83 = 7,072.17 : x
2. Step 2: Convert to fraction form
   16,439.82/24,646.83 = 7,072.17/x
3. Step 3: Cross multiply
   16,439.82x = 24,646.83 × 7,072.17
4. Step 4: Simplify right side
   16,439.82x = 174,306,571.72
5. Step 5: Solve for x
   x = 174,306,571.72/16,439.82
6. Step 6: Final answer
   x = 10,602.71