Finding the Third Proportional to 72,623 and 100,006

Step by Step Solution

1. Step 1: Write the proportion equation
   72,623 : 100,006 = 100,006 : x
2. Step 2: Convert to fraction form
   72,623/100,006 = 100,006/x
3. Step 3: Cross multiply
   72,623x = 100,006 × 100,006
4. Step 4: Simplify right side
   72,623x = 10,001,200,036
5. Step 5: Solve for x
   x = 10,001,200,036/72,623
6. Step 6: Final answer
   x = 137,713.95