Finding the Third Proportional to 43,605 and 67,505

Step by Step Solution

1. Step 1: Write the proportion equation
   43,605 : 67,505 = 67,505 : x
2. Step 2: Convert to fraction form
   43,605/67,505 = 67,505/x
3. Step 3: Cross multiply
   43,605x = 67,505 × 67,505
4. Step 4: Simplify right side
   43,605x = 4,556,925,025
5. Step 5: Solve for x
   x = 4,556,925,025/43,605
6. Step 6: Final answer
   x = 104,504.64