Finding the Third Proportional to 72,606 and 110,003

Step by Step Solution

1. Step 1: Write the proportion equation
   72,606 : 110,003 = 110,003 : x
2. Step 2: Convert to fraction form
   72,606/110,003 = 110,003/x
3. Step 3: Cross multiply
   72,606x = 110,003 × 110,003
4. Step 4: Simplify right side
   72,606x = 12,100,660,009
5. Step 5: Solve for x
   x = 12,100,660,009/72,606
6. Step 6: Final answer
   x = 166,661.98