Finding the Third Proportional to 111,951 and 167,857.31

Step by Step Solution

1. Step 1: Write the proportion equation
   111,951 : 167,857.31 = 167,857.31 : x
2. Step 2: Convert to fraction form
   111,951/167,857.31 = 167,857.31/x
3. Step 3: Cross multiply
   111,951x = 167,857.31 × 167,857.31
4. Step 4: Simplify right side
   111,951x = 28,176,077,359.72
5. Step 5: Solve for x
   x = 28,176,077,359.72/111,951
6. Step 6: Final answer
   x = 251,682.23