Finding the Third Proportional to 72,623 and 108,898

Step by Step Solution

1. Step 1: Write the proportion equation
   72,623 : 108,898 = 108,898 : x
2. Step 2: Convert to fraction form
   72,623/108,898 = 108,898/x
3. Step 3: Cross multiply
   72,623x = 108,898 × 108,898
4. Step 4: Simplify right side
   72,623x = 11,858,774,404
5. Step 5: Solve for x
   x = 11,858,774,404/72,623
6. Step 6: Final answer
   x = 163,292.27