Finding the Third Proportional to 242,501 and 367,105

Step by Step Solution

1. Step 1: Write the proportion equation
   242,501 : 367,105 = 367,105 : x
2. Step 2: Convert to fraction form
   242,501/367,105 = 367,105/x
3. Step 3: Cross multiply
   242,501x = 367,105 × 367,105
4. Step 4: Simplify right side
   242,501x = 134,766,081,025
5. Step 5: Solve for x
   x = 134,766,081,025/242,501
6. Step 6: Final answer
   x = 555,734.12