Finding the Third Proportional to 242,513 and 367,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   242,513 : 367,124.50 = 367,124.50 : x
2. Step 2: Convert to fraction form
   242,513/367,124.50 = 367,124.50/x
3. Step 3: Cross multiply
   242,513x = 367,124.50 × 367,124.50
4. Step 4: Simplify right side
   242,513x = 134,780,398,500.25
5. Step 5: Solve for x
   x = 134,780,398,500.25/242,513
6. Step 6: Final answer
   x = 555,765.66