Finding the Third Proportional to 7,150.78 and 16,704.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,150.78 : 16,704.28 = 16,704.28 : x
2. Step 2: Convert to fraction form
   7,150.78/16,704.28 = 16,704.28/x
3. Step 3: Cross multiply
   7,150.78x = 16,704.28 × 16,704.28
4. Step 4: Simplify right side
   7,150.78x = 279,033,012.08
5. Step 5: Solve for x
   x = 279,033,012.08/7,150.78
6. Step 6: Final answer
   x = 39,021.33