Finding the Third Proportional to 111,612 and 167,406

Step by Step Solution

1. Step 1: Write the proportion equation
   111,612 : 167,406 = 167,406 : x
2. Step 2: Convert to fraction form
   111,612/167,406 = 167,406/x
3. Step 3: Cross multiply
   111,612x = 167,406 × 167,406
4. Step 4: Simplify right side
   111,612x = 28,024,768,836
5. Step 5: Solve for x
   x = 28,024,768,836/111,612
6. Step 6: Final answer
   x = 251,091.00