Finding the Third Proportional to 7,912.69 and 16,736.63

Step by Step Solution

1. Step 1: Write the proportion equation
   7,912.69 : 16,736.63 = 16,736.63 : x
2. Step 2: Convert to fraction form
   7,912.69/16,736.63 = 16,736.63/x
3. Step 3: Cross multiply
   7,912.69x = 16,736.63 × 16,736.63
4. Step 4: Simplify right side
   7,912.69x = 280,114,616.39
5. Step 5: Solve for x
   x = 280,114,616.39/7,912.69
6. Step 6: Final answer
   x = 35,400.69