Finding the Third Proportional to 111,810 and 164,151

Step by Step Solution

1. Step 1: Write the proportion equation
   111,810 : 164,151 = 164,151 : x
2. Step 2: Convert to fraction form
   111,810/164,151 = 164,151/x
3. Step 3: Cross multiply
   111,810x = 164,151 × 164,151
4. Step 4: Simplify right side
   111,810x = 26,945,550,801
5. Step 5: Solve for x
   x = 26,945,550,801/111,810
6. Step 6: Final answer
   x = 240,994.10