Finding the Fourth Proportional to 16,428.79, 24,660.72 and 7,073.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,428.79 : 24,660.72 = 7,073.44 : x
2. Step 2: Convert to fraction form
   16,428.79/24,660.72 = 7,073.44/x
3. Step 3: Cross multiply
   16,428.79x = 24,660.72 × 7,073.44
4. Step 4: Simplify right side
   16,428.79x = 174,435,964.61
5. Step 5: Solve for x
   x = 174,435,964.61/16,428.79
6. Step 6: Final answer
   x = 10,617.70