Finding the Third Proportional to 72,404 and 106,018

Step by Step Solution

1. Step 1: Write the proportion equation
   72,404 : 106,018 = 106,018 : x
2. Step 2: Convert to fraction form
   72,404/106,018 = 106,018/x
3. Step 3: Cross multiply
   72,404x = 106,018 × 106,018
4. Step 4: Simplify right side
   72,404x = 11,239,816,324
5. Step 5: Solve for x
   x = 11,239,816,324/72,404
6. Step 6: Final answer
   x = 155,237.51