Finding the Third Proportional to 111,178 and 167,723

Step by Step Solution

1. Step 1: Write the proportion equation
   111,178 : 167,723 = 167,723 : x
2. Step 2: Convert to fraction form
   111,178/167,723 = 167,723/x
3. Step 3: Cross multiply
   111,178x = 167,723 × 167,723
4. Step 4: Simplify right side
   111,178x = 28,131,004,729
5. Step 5: Solve for x
   x = 28,131,004,729/111,178
6. Step 6: Final answer
   x = 253,026.72