Finding the Third Proportional to 81,773 and 123,065

Step by Step Solution

1. Step 1: Write the proportion equation
   81,773 : 123,065 = 123,065 : x
2. Step 2: Convert to fraction form
   81,773/123,065 = 123,065/x
3. Step 3: Cross multiply
   81,773x = 123,065 × 123,065
4. Step 4: Simplify right side
   81,773x = 15,144,994,225
5. Step 5: Solve for x
   x = 15,144,994,225/81,773
6. Step 6: Final answer
   x = 185,207.76