Finding the Third Proportional to 43,840 and 67,805

Step by Step Solution

1. Step 1: Write the proportion equation
   43,840 : 67,805 = 67,805 : x
2. Step 2: Convert to fraction form
   43,840/67,805 = 67,805/x
3. Step 3: Cross multiply
   43,840x = 67,805 × 67,805
4. Step 4: Simplify right side
   43,840x = 4,597,518,025
5. Step 5: Solve for x
   x = 4,597,518,025/43,840
6. Step 6: Final answer
   x = 104,870.39