Finding the Third Proportional to 16,742 and 45,545

Step by Step Solution

1. Step 1: Write the proportion equation
   16,742 : 45,545 = 45,545 : x
2. Step 2: Convert to fraction form
   16,742/45,545 = 45,545/x
3. Step 3: Cross multiply
   16,742x = 45,545 × 45,545
4. Step 4: Simplify right side
   16,742x = 2,074,347,025
5. Step 5: Solve for x
   x = 2,074,347,025/16,742
6. Step 6: Final answer
   x = 123,900.79