Finding the Third Proportional to 73,226 and 111,243

Step by Step Solution

1. Step 1: Write the proportion equation
   73,226 : 111,243 = 111,243 : x
2. Step 2: Convert to fraction form
   73,226/111,243 = 111,243/x
3. Step 3: Cross multiply
   73,226x = 111,243 × 111,243
4. Step 4: Simplify right side
   73,226x = 12,375,005,049
5. Step 5: Solve for x
   x = 12,375,005,049/73,226
6. Step 6: Final answer
   x = 168,997.42