Finding the Third Proportional to 242,673 and 367,404

Step by Step Solution

1. Step 1: Write the proportion equation
   242,673 : 367,404 = 367,404 : x
2. Step 2: Convert to fraction form
   242,673/367,404 = 367,404/x
3. Step 3: Cross multiply
   242,673x = 367,404 × 367,404
4. Step 4: Simplify right side
   242,673x = 134,985,699,216
5. Step 5: Solve for x
   x = 134,985,699,216/242,673
6. Step 6: Final answer
   x = 556,245.23